Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.12:test (default-test) on project. - maven

I have been trying from a couple of days to resolve the following error but I am unable to resolve it :(
My module's pom.xml file is:
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<artifactId>junitcategorizer</artifactId>
<groupId>com.topdesk.test.junitcategorizer</groupId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>..</relativePath>
</parent>
<artifactId>junitcategorizer.instrument</artifactId>
<name>JUnitCategorizer InstrumentationAgent</name>
<description>The agent used to instrument the called Java classes</description>
<dependencies>
<dependency>
<groupId>org.ow2.asm</groupId>
<artifactId>asm-commons</artifactId>
<version>4.0</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.10</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<archive>
<manifest>
<addClasspath>true</addClasspath>
</manifest>
<manifestEntries>
<Premain-Class>com.topdesk.junitcategorizer.instrument.InstrumentationAgent</Premain-Class>
<Agent-Class>com.topdesk.junitcategorizer.instrument.InstrumentationAgent</Agent-Class>
<Can-Redefine-Classes>true</Can-Redefine-Classes>
<Can-Retransform-Classes>true</Can-Retransform-Classes>
<Boot-Class-Path>${project.artifactId}-${project.version}.jar</Boot-Class-Path>
<Can-Set-Native-Method-Prefix>true</Can-Set-Native-Method-Prefix>
</manifestEntries>
</archive>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>1.5</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<artifactSet>
<includes>
<include>org.ow2.asm:*</include>
</includes>
</artifactSet>
<relocations>
<relocation>
<pattern>org.objectweb.asm</pattern>
<shadedPattern>org.shaded.asm</shadedPattern>
</relocation>
</relocations>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>
I am getting the following error:
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.
12:test (default-test) on project junitcategorizer.instrument: There are test failures.
[ERROR]
[ERROR] Please refer to D:\Masters\thesis related papers and tools\junitcategorizer\junitcategorizer.instrument\target\surefire-reports for the individual test results.
[ERROR] -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.12:test (default-test) on project junitcategorizer.instrument: There are test failures.
Please refer to D:\Masters\thesis related papers and tools\junitcategorizer\junitcategorizer.instrument\target\surefire-reports for the individual test results.
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:212)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:120)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:347)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:154)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:582)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:214)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:158)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
Caused by: org.apache.maven.plugin.MojoFailureException: There are test failures.
Please refer to D:\Masters\thesis related papers and tools\junitcategorizer\junitcategorizer.instrument\target\surefire-reports for the individual test results.
at org.apache.maven.plugin.surefire.SurefireHelper.reportExecution(SurefireHelper.java:83)
at org.apache.maven.plugin.surefire.SurefirePlugin.writeSummary(SurefirePlugin.java:673)
at org.apache.maven.plugin.surefire.SurefirePlugin.handleSummary(SurefirePlugin.java:647)
at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeAfterPreconditionsChecked(AbstractSurefireMojo.java:137)
at org.apache.maven.plugin.surefire.AbstractSurefireMojo.execute(AbstractSurefireMojo.java:98)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:132)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
... 19 more
[ERROR]
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
I tried the following but did not help:
mvn dependency::tree
mvn clean install -U or Right-click on "project" Go to "Maven" >> "Update"
Please help me!

This solved my issue.
It was 2.10 in my POM, just updated to 2.19.1 and refresh the POM
Add to your pom :
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.19.1</version>
</plugin>
</plugins>
In your error code he didn't find surefire plugin so add it

This is what solves the problem:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.19.1</version>
<configuration>
<testFailureIgnore>true</testFailureIgnore>
</configuration>
</plugin>
from Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.10:test

This happens when Maven tries to run your test cases while building the jar. You can simply skip running the test cases by adding -DskipTests at the end of your maven command.
Ex: mvn clean install -DskipTests
or
mvn clean package -DskipTests

Was facing the same issue multiple times and I have 2 solutions:
Solution 1:
Add surefire plugin reference to pom.xml. Watch that you have all nodes!
In my IDEs auto import version was missing!!!
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>3.0.0-M3</version>
</plugin>
</plugins>
Solution 2: My IDE added wrong import to the start of the file.
IDE added
import org.junit.Test;
I had to replace it with
import org.junit.jupiter.api.Test;

Try this it works!
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>3.0.0-M3</version>
<configuration>
<testFailureIgnore>true</testFailureIgnore>
<shutdown>kill</shutdown> <!-- Use it if required-->
</configuration>
</plugin>

It worked for me with version 3.0.0-M1.
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>3.0.0-M1</version>
</plugin>
You might need to run it with sudo.

This is a kind of test failure.#SpringBootApplication annotation contains these configurations.
1) #Configuration
2) #ComponentScan
3) #EnableAutoConfiguration
#EnableAutoConfiguration is the reason for this error. This will try to automatically configure application according to dependencies in your pom.xml
As a example when you have spring-data-jpa dependency in pom it will try to add configuration to application by looking at application.properties file for data source. So you need add data source to solve that.
For MySQL :
spring.jpa.hibernate.ddl-auto=create
spring.datasource.url=jdbc:mysql://localhost/lahiru
spring.datasource.username=root
spring.datasource.password=
Or
You could hide this by skipping testing.
mvn install -DskipTests
For more details.

I get exactly the same stacktrace when tests fail.
More to the top you should see messages identfying the failing test classes.
Or go to
D:\Masters\thesis related papers and tools\junitcategorizer\junitcategorizer.instrument\target\surefire-reports
and have a look at the failure reports.
Fix the problems and your build is ok.
Good news : Your poms seem to be ok, Maven can compile and execute tests.

Here is the simplest way to resolve this error:
1) Go to your pom.xml file path
2) And edit the pom.xml like:
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.12</version>
</plugin>
</plugins>
3) Save the file
That's it.

I have the same problem and try almost all these suggestions and another options but nothing works for my case.
So I had run verbose command: (mvn install -X) and saw the problem with Jacoco lib, and finally found this answer that works for me.
Change the Jacoco lib version in my pom file.
<groupId>org.jacoco</groupId>
<artifactId>jacoco-maven-plugin</artifactId>
<version>0.8.4</version>

If you skip tests by command or Intellij maven tool it will work, but its not solution. As solution simply add following plugin.
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.22.0</version>
</plugin>

Check your test files. You must clear all test files error on your project and try Clean and build.

If you are using ubantu then try to run MVN with sudo.
I got same error for
mvn -Dtest=PerfLatency#latencyTest test -X
But
sudo mvn -Dtest=PerfLatency#latencyTest test -X
Solved my problem

Make sure the name of the class created in the package is something like somethingTest.java
Maven only picks the java files ending with Test notation.
I was getting the same error and resolving the names of all my classes by adding 'Test' at the end made it work.

I was facing the same problem and how i resolved see below steps or Image:
Clicked on Windows menu item of eclipse
Clicked on preferences
select Installed JREs
Add your installed jdk's path(JRE home: C:\Program Files\Java\jdk1.8.0_201\jre`)
Add JRE name: jdk1.8.0_201
Clicked on Finish
Apply changes and close
enter image description here

Change the version number to 2.19.1 works for me :)
`<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.19.1</version>
<configuration>
<systemPropertyVariables>
<xmlOutputDir>${project.build.directory}/surefire</xmlOutputDir>
</systemPropertyVariables>
</configuration>
</plugin>`

after a few days of wondering, my solution was that I forgot to use #Test annotation before the #BeforeEach

My situation might be a bit different - but I was using Java 11 instead of Java 8.

I was facing the same kind of issue, your version numbers in the dependency of Selenium, TestNG, Junit should the same that you have used in your project. For example, in your project you are using the Selenium version 3.8. This version number should be mentioned in the dependency.
<dependency>
<groupId>org.testng</groupId>
<artifactId>testng</artifactId>
<version>7.0.0-beta1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.seleniumhq.selenium</groupId>
<artifactId>selenium-java</artifactId>
<version>3.8.1</version>
</dependency>
<dependency>
<groupId>org.testng</groupId>
<artifactId>testng</artifactId>
<version>6.8</version>
<scope>test</scope>
</dependency>
</dependencies>

3 years already, but the same thing happened to me and I wanted to contribute with my case. Using the #nikk solution I got better results, but other errors still appeared, although yes, I was allowed to package.
However, my task was to implement the code of a co-worker on the server and it did not happen to him in his test environment, so I decided to investigate a little more since the code was functional and did not correspond to me touching anything .
In the end it turned out that his application inserted mysql tables into a database that did not exist. The solution was as easy as creating such a database and the error disappeared.

This issue could be related to the already busy port. Surefire run on 5005 port. So you need to make sure that this port is free. If not change it or kill the process. This happens in Intellij some time.

This error is brought up for many different reasons so everyone has a different solution. However, your own webapp should hold the answer for it.
You can look it up in
/module_with_failure/target/surefire-reports/*.txt

It may be better to set the surefire-plugin version in the parent pom, otherwise including it as a dependency will override any configuration (includes file patterns etc) that may be inherited, e.g. from Spring Boots spring-boot-starter-test pom using pluginManagement
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.22.0</version>
</plugin>
</plugins>
</pluginManagement>
</build>

I just adjust the cucumber version, because I had a JUnit dependency in a low version compared with the other version of cucumber in my pom file.
<!-- https://mvnrepository.com/artifact/io.cucumber/cucumber-java -->
<dependency>
<groupId>io.cucumber</groupId>
<artifactId>cucumber-java</artifactId>
<version>6.9.0</version>
</dependency>
<!-- https://mvnrepository.com/artifact/io.cucumber/cucumber-picocontainer -->
<dependency>
<groupId>io.cucumber</groupId>
<artifactId>cucumber-picocontainer</artifactId>
<version>6.9.0</version>
<scope>test</scope>
</dependency>
<!-- https://mvnrepository.com/artifact/io.cucumber/cucumber-junit -->
<dependency>
<groupId>io.cucumber</groupId>
<artifactId>cucumber-junit</artifactId>
<version>6.9.0</version>
<scope>test</scope>
</dependency>

I have faced the same problem and try all the method mentioned above. Then I identified that the problem is in the pom file.
so if you have given
TestNG.xml
in your pom file. Then, Perhaps the location of the TestNG.xml file is not correct.
By writing above command it will search the file in the root directory. If your TestNG.xml file is present somewhere else other then root directory then give that path or else copy the whole path of the TestNG.xml file from the server and paste it.
In my case I have done like below:
/home/ubuntu/TestNG.xml
and the problem resolved.

Karate is case sensitive so making sure your file and folder name and also package reference in Test runner file.

After trying for some time I was able to fix the issue so thought of posting as it can be helpful to someone in the future:
It has nothing to do with your pom.xml file and does not require any additional library or plugins.
You are getting the path of the file where failing reports are present. Something like this:
[ERROR] Please refer to /Users/{username}/{folderPath}/{projectName}/target/surefire-reports for the individual test results.
Click on that path and go to the folder. Within the folder search for the file testing-failed.xml file and open it in any of the editors.
You will be able to see the Class/Test which is failing. Something like this:
<class name="PackageName.ClassName">
Go to that file in your IDE and try to run it. If it's failing then fix it and try to run the mvn clean install again.
This should fix the issue, at least for me it worked.

I had a similar error yesterday:
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.21.0:test (default-test) on project my-working-tests: There are test failures.
The error was solved by implementing the following two steps:
adding the 2.22.1 to the pom.xml fie.
run command mvn -o test
In the step step, the errored test got past, but my terminal threw error, Could not resolve dependencies, for the next test. That made sense because the command, mvn -o test, was doing the test offline, without downloading dependencies. Please note that if you do not have a next test, you will not meet the same new error as I met.
Then, I rerun the command mvn install again. It ran successfully.
Please check the code for the step 1
Old code (raised the error):
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<configuration>
.......
</configuration>
</plugin>
Updated code (solved the error):
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.22.1</version>
<configuration>
.......
</configuration>
</plugin>
Hope it helps to your error.

If you're hitting this issue in Eclipse, you can try right click the project > Run as > Maven Install
For any missing plugin, add it to your pom.xml file under the plugins section and Run Maven Install again. I hope it helps.
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>3.0.0-M7</version>
</plugin>

HI All can you try adding the below in your POM and then use
mvn clean compile and then mvn install.
<!-- https://mvnrepository.com/artifact/junit/junit -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>

Related

includeSystemScope Parameter in pom.xml not working

I'm tring to include a custom jar in my Spingboot application. In my case the additional jar contains a custom font for jasper Report.
This is my "system" decendency
<dependency>
<groupId>jasperFontOverrides</groupId>
<artifactId>jasperFontOverrides</artifactId>
<version>1.0.0</version>
<scope>system</scope>
<systemPath>${basedir}/lib/MyriadPro.jar</systemPath>
</dependency>
...
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<configuration>
<includeSystemScope>true</includeSystemScope>
</configuration>
</plugin>
</plugins>
</build>
The system package is visible while I debug my application in my IDE but when I'm done and I what to generate the package for production deploy
mvn install -DskipTests
My system package is not included the final jar.
Is there anything missing in my maven configuration?
If this is a multi-module project, you probably need to define the configuration section in the parent pom.
<configuration>
<includeSystemScope>true</includeSystemScope>
</configuration>
I have spent almost a day debugging this and it seems the configuration set in the child pom is not enough to get this to work. My guess is that the dependencies are calculated early in the build and the includeSystemScope option set in the child module is processed too late to be applied.

why is one dependency not packaged with the JAR in Maven project

EDIT: see the edit below. This question still needs attention because changing the pom as suggested did not change the behavior even after a clean.
I have a Java Maven project with a plugin to produce a standalone JAR which has thus far worked perfectly. In the pom.xml,
<plugin>
<artifactId>maven-jar-plugin</artifactId>
<version>3.0.2</version>
<configuration>
<archive>
<manifest>
<mainClass>ptcs.App</mainClass>
</manifest>
</archive>
</configuration>
</plugin>
I recently wanted to use the Fraction class from org.apache.commons.math3, so I did the following. In my code,
import org.apache.commons.math3.fraction.Fraction;
Adding a dependency to pom.xml,
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-math3</artifactId>
<version>3.6.1</version>
</dependency>
EDIT: originally test was in the pom, but I removed it. There was no change in the behavior. I have also cleaned the project.
I'm working in VS Code, which puts a little "run" button above public static void main. That run button works, but trying to run the JAR reports there is no class definition for Fraction. Also running mvn java:exec ... reports the same problem.
What am I doing wrong, and why did it work perfectly before adding this dependency?
The error I get when running the JAR is
Exception in thread "main" java.lang.NoClassDefFoundError: org/apache
/commons/math3/fraction/Fraction
at ptcs.App.main(App.java:39)
Caused by: java.lang.ClassNotFoundException:
org.apache.commons.math3.fraction.Fraction
at
java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:583)
at
java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLo
aders.java:178)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
... 1 more
Thats because the dependency is marked for scope test only and that means the dependency is only needed in the test phase.
The build process to make the jar file exclude these files from the packaged jar file and also exclude that file when starting the application with mvn java:exec ....
To fix it simple remove <scope>test</scope>
Is the package in the jar contained? Moreover, did you use the maven-dependency-plugin?
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<version>2.10</version>
</plugin>

How to fix maven plugin errors on jenkins?

I'm setting up a maven project on Jenkins, and I tried to build it, but I got errors on
Failed to execute goal org.apache.maven.plugins:maven-clean-plugin:3.1.0:clean (default-clean) on project BankSystem: Failed to clean project: Failed to delete /Users/lilyli/Documents/IntelliJ-wrokspace/BankSystem/target/surefire-reports/TEST-com.lily.project.AppTest.xml -> [Help 1]
I tried to update the pom.xml file by adding dependencies about
<dependency>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-clean-plugin</artifactId>
<version>3.1.0</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.maven.plugins/maven-compiler-plugin -->
<dependency>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.6.0</version>
</dependency>
and I also attached java JDK version on the plugin:
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.6.0</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
Can I get any hints to debug it?
This is not a Maven problem. Please remove the unnecessary dependencies you added.
Instead, the file cannot be deleted. It might be used by another program that is still running or the user in Jenkins might not have the rights to do it.

Spring Boot fails to run maven-surefire-plugin ClassNotFoundException org.apache.maven.surefire.booter.ForkedBooter

Running maven (3.5.2) build of a Spring Boot 2.0.2.RELEASE applicaton (generated by web initialiser with web dependencies) fails executing the maven-surefire-plugin saying just:
Error: Could not find or load main class
org.apache.maven.surefire.booter.ForkedBooter
Caused by: java.lang.ClassNotFoundException: org.apache.maven.surefire.booter.ForkedBooter
Why is this happening? Is it a problem in boot + surefire integration = a bug?
For reference, the dependencies that seem relevant are:
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.2.RELEASE</version>
<relativePath/>
</parent>
...
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
...
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
...
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
Workaround for the issue was to override Spring Boot's maven-surefire-plugin definition and set useSystemClassLoader to false. Read Surefire docs for more details
<build>
<plugins>
...
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<configuration>
<useSystemClassLoader>false</useSystemClassLoader>
</configuration>
</plugin>
</plugins>
</build>
The <useSystemClassLoader>false</useSystemClassLoader> solution provideded by jediz did allow my surefire tests to run, but broke class loading in some of my Spring Boot integration tests.
The following maven-surefire-plugin configuration worked for me:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<configuration>
<argLine>-Djdk.net.URLClassPath.disableClassPathURLCheck=true</argLine>
</configuration>
</plugin>
This is due to a known bug in the Maven Surefire plugin. It was fixed in version 3.0.0-M1, which was released in November 2018. So the simplest and most reliable fix is to upgrade which version of the plugin you use.
Updating the maven-surefire-plugin from 2.12.4 to 3.0.0-M1 worked for me. The project did not explicitly use the plugin, so I had to add a new plugin dependency.
<plugins>
...
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>3.0.0-M1</version>
</plugin>
...
</plugins>
To me, the solution was to run mvn as
_JAVA_OPTIONS=-Djdk.net.URLClassPath.disableClassPathURLCheck=true mvn clean compile package
Other ideas (giving the system property to the maven argument list, different changes in pom.xml, settings.xml) did not work.
Despite that it didn't contain the exact solution, also this answer was very helpful for me to make it clear, that it is an unfortunate cooperation of two independent, alone harmless bugs in the Ubuntu JDK and the Maven Surefire Plugin.
Recent Debian (buster) with the same JDK and Maven versions doesn't seem affected by the problem, but Ubuntu (xenial) did.
The exact solution is coming from this answer.
Update from the future: with Debian Buster is alles okay and this workaround is not needed any more.
I was able to remove the maven-surefire-plugin from my POM after adding this to the top of my POM (inside the <project> node)
<prerequisites>
<maven>3.6.3</maven>
</prerequisites>
Why do I think this is the right answer?
It specifies the version of Maven that Maven recommends using: https://maven.apache.org/download.cgi
when you run mvn versions:display-plugin-updates it shows that it's taking the maven-surefire-plugin 3.0.0-M3 from super-pom, which so far seems to have this issue fixed.
You don't have to manage individual plugin versions independently going forward. Just your minimum maven version which controls the super-pom version.
Adding this to the maven-surefire-plugin I resolved the problem:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<configuration>
<forkCount>0</forkCount>
</configuration>
</plugin>

flexmojos ignoring configuration?

I am trying to build out a SWC file from a Flex library, and no matter what I do, flexmojos (3.6.1) seems to build a "config.xml" file in the bin/classes folder that is empty, and uses that for configuration, completely ignoring everything I put into the plugin > configuration element. I've tried it running command line, through m2e, and through Jenkins and I get the same problem every time. I'm stuck and I don't know what I'm doing wrong.
Here is the build portion of my POM.
<sourceDirectory>${basedir}/src</sourceDirectory>
<directory>${basedir}/bin</directory>
<plugins>
<plugin>
<groupId>org.sonatype.flexmojos</groupId>
<artifactId>flexmojos-maven-plugin</artifactId>
<version>3.6.1</version>
<extensions>true</extensions>
<dependencies>
<dependency>
<groupId>com.adobe.flex</groupId>
<artifactId>compiler</artifactId>
<version>${flex.version}</version>
<type>pom</type>
</dependency>
</dependencies>
<configuration>
<computeDigest>false</computeDigest>
<allowSourcePathOverlap>true</allowSourcePathOverlap>
<debug>false</debug>
<warnings>
<no-constructor>false</no-constructor>
</warnings>
</configuration>
</plugin>
</plugins>
Turns out I was running an older compile-swc target. When I flipped over to the new target I was fine. the m2e Eclipse plugin did not provide me the choice to select the latest target in their build configuration settings.

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