Prometheus not working after upgrading to Spring Boot Version 2 - spring-boot

I was able to use Prometheus with the Spring Boot Version 2 before without any problem. After updating Spring Boot version to 2.1.1. Release I come across with the following error.
I upgraded Prometheus version from 0.2.0 to 0.6.0 but I still come across with the same error .
Do you think prometheus is not compatible with Spring Boot Version 2 ?
Regards
Error :
java.lang.IllegalStateException: Error processing condition on org.springframework.boot.autoconfigure.context.PropertyPlaceholderAutoConfiguration.propertySourcesPlaceholderConfigurer
at org.springframework.boot.autoconfigure.condition.SpringBootCondition.matches(SpringBootCondition.java:64)
at org.springframework.context.annotation.ConditionEvaluator.shouldSkip(ConditionEvaluator.java:108)
at org.springframework.context.annotation.ConfigurationClassBeanDefinitionReader.loadBeanDefinitionsForBeanMethod(ConfigurationClassBeanDefinitionReader.java:181)
at org.springframework.context.annotation.ConfigurationClassBeanDefinitionReader.loadBeanDefinitionsForConfigurationClass(ConfigurationClassBeanDefinitionReader.java:141)
at org.springframework.context.annotation.ConfigurationClassBeanDefinitionReader.loadBeanDefinitions(ConfigurationClassBeanDefinitionReader.java:117)
at org.springframework.context.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions(ConfigurationClassPostProcessor.java:327)
at org.springframework.context.annotation.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry(ConfigurationClassPostProcessor.java:232)
at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanDefinitionRegistryPostProcessors(PostProcessorRegistrationDelegate.java:275)
at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors(PostProcessorRegistrationDelegate.java:95)
at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:691)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:528)
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
at com.project.projectmine.Application.main(Application.java:26)
Caused by: java.lang.IllegalStateException: Failed to introspect Class [io.prometheus.client.spring.boot.PrometheusEndpointConfiguration] from ClassLoader [jdk.internal.loader.ClassLoaders$AppClassLoader#77556fd]
at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:686)
at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:583)
at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:568)
at org.springframework.util.ReflectionUtils.getUniqueDeclaredMethods(ReflectionUtils.java:626)
at java.base/java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1737)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryMethod(AbstractAutowireCapableBeanFactory.java:721)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.determineTargetType(AbstractAutowireCapableBeanFactory.java:662)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.predictBeanType(AbstractAutowireCapableBeanFactory.java:630)
at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:1518)
at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:1023)
at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.addBeanTypeForNonAliasDefinition(BeanTypeRegistry.java:195)
at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.addBeanTypeForNonAliasDefinition(BeanTypeRegistry.java:159)
at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.addBeanType(BeanTypeRegistry.java:152)
at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.updateTypesIfNecessary(BeanTypeRegistry.java:140)
at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133)
at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.updateTypesIfNecessary(BeanTypeRegistry.java:135)
at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.getNamesForType(BeanTypeRegistry.java:97)
at org.springframework.boot.autoconfigure.condition.OnBeanCondition.collectBeanNamesForType(OnBeanCondition.java:298)
at org.springframework.boot.autoconfigure.condition.OnBeanCondition.getBeanNamesForType(OnBeanCondition.java:289)
at org.springframework.boot.autoconfigure.condition.OnBeanCondition.getBeanNamesForType(OnBeanCondition.java:278)
at org.springframework.boot.autoconfigure.condition.OnBeanCondition.getMatchingBeans(OnBeanCondition.java:189)
at org.springframework.boot.autoconfigure.condition.OnBeanCondition.getMatchOutcome(OnBeanCondition.java:160)
at org.springframework.boot.autoconfigure.condition.SpringBootCondition.matches(SpringBootCondition.java:47)
... 15 common frames omitted
Caused by: java.lang.NoClassDefFoundError: org/springframework/boot/actuate/endpoint/AbstractEndpoint
at java.base/java.lang.ClassLoader.defineClass1(Native Method)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1016)
at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:174)
at java.base/jdk.internal.loader.BuiltinClassLoader.defineClass(BuiltinClassLoader.java:802)
at java.base/jdk.internal.loader.BuiltinClassLoader.findClassOnClassPathOrNull(BuiltinClassLoader.java:700)
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClassOrNull(BuiltinClassLoader.java:623)
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
at java.base/java.lang.Class.getDeclaredMethods0(Native Method)
at java.base/java.lang.Class.privateGetDeclaredMethods(Class.java:3167)
at java.base/java.lang.Class.getDeclaredMethods(Class.java:2310)
at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:668)
... 37 common frames omitted
Caused by: java.lang.ClassNotFoundException: org.springframework.boot.actuate.endpoint.AbstractEndpoint
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:583)
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
... 50 common frames omitted

Instead of using the io.prometheus dependencies in your project try to use micrometer dependency which will handle the prometheus endpoint creation in your spring boot application as the support for prometheus is inbuilt in Spring Boot from version 2.X

As it seems simpleclient_springis still referring to Spring Boot 1.5.
You should be using the Prometheus support from Micrometer - the backing library for actuator metrics - directly in your Spring Boot 2 application. See here.
You must include micrometer-registry-prometheus to enable the prometheus backend.

Related

EmbeddedKafkaBroker Error with EmbeddedKafkaContextCustomizer.java:71

We used KafkaEmbedded with spring-kafka-test 2.1.4.RELEASE earlier.
While upgrading spring-kafka-test to 2.4.13.RELEASE, we required to move from KafkaEmbedded to EmbeddedKafkaBroker. This is giving below error. We are using EmbeddedKafka annotation and spring boot starter parent version is 2.0.0.RELEASE, spring-kafka version is 2.1.4.RELEASE.
Tried different versions of spring-kafka-test.
java.lang.NoClassDefFoundError: org/springframework/core/log/LogAccessor
at org.springframework.kafka.test.EmbeddedKafkaBroker.<clinit>(EmbeddedKafkaBroker.java:92)
at org.springframework.kafka.test.context.EmbeddedKafkaContextCustomizer.customizeContext(EmbeddedKafkaContextCustomizer.java:71)
at org.springframework.boot.test.context.SpringBootContextLoader$ContextCustomizerAdapter.initialize(SpringBootContextLoader.java:336)
at org.springframework.boot.SpringApplication.applyInitializers(SpringApplication.java:626)
at org.springframework.boot.SpringApplication.prepareContext(SpringApplication.java:366)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:325)
at org.springframework.boot.test.context.SpringBootContextLoader.loadContext(SpringBootContextLoader.java:138)
at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContextInternal(DefaultCacheAwareContextLoaderDelegate.java:99)
at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:117)
at org.springframework.test.context.support.DefaultTestContext.getApplicationContext(DefaultTestContext.java:107)
at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.injectDependencies(DependencyInjectionTestExecutionListener.java:117)
at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.prepareTestInstance(DependencyInjectionTestExecutionListener.java:83)
at org.springframework.test.context.TestContextManager.prepareTestInstance(TestContextManager.java:242)
at org.springframework.test.context.testng.AbstractTestNGSpringContextTests.springTestContextPrepareTestInstance(AbstractTestNGSpringContextTests.java:145)
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:498)
at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:85)
at org.testng.internal.Invoker.invokeConfigurationMethod(Invoker.java:510)
at org.testng.internal.Invoker.invokeConfigurations(Invoker.java:211)
at org.testng.internal.Invoker.invokeConfigurations(Invoker.java:138)
at org.testng.internal.TestMethodWorker.invokeBeforeClassMethods(TestMethodWorker.java:170)
at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:104)
at org.testng.TestRunner.privateRun(TestRunner.java:774)
at org.testng.TestRunner.run(TestRunner.java:624)
at org.testng.SuiteRunner.runTest(SuiteRunner.java:359)
at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:354)
at org.testng.SuiteRunner.privateRun(SuiteRunner.java:312)
at org.testng.SuiteRunner.run(SuiteRunner.java:261)
at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)
at org.testng.TestNG.runSuitesSequentially(TestNG.java:1215)
at org.testng.TestNG.runSuitesLocally(TestNG.java:1140)
at org.testng.TestNG.run(TestNG.java:1048)
at com.intellij.rt.testng.IDEARemoteTestNG.run(IDEARemoteTestNG.java:66)
at com.intellij.rt.testng.RemoteTestNGStarter.main(RemoteTestNGStarter.java:109)
Caused by: java.lang.ClassNotFoundException: org.springframework.core.log.LogAccessor
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
37 more
Your versions are mis-matched. Boot 2.0.x and Spring for Apache Kafka 2.4.x are no longer supported, but 2.4.x requires Boot 2.2.x or later. See the matrix on the project page:
https://spring.io/projects/spring-kafka#overview
Also see
https://spring.io/projects/spring-kafka#support
and
https://spring.io/projects/spring-boot#support
The current (OSS) supported Boot versions are 2.7.x and 3.0.x, and Spring for Apache Kafka 2.9.x and 3.0.x.
You also must use the same version for spring-kafka and spring-kafka-test; they cannot be different.

NoSuchMethodException: sun.misc.Unsafe.defineClass(java.lang.String,[B,int,int,java.lang.ClassLoader,java.security.ProtectionDomain)

I'm migrating java project from JDK8 to JDK17 and I'm stuck.
I tried a few fixes from google but it doesn't work.
java.security.PrivilegedActionException: java.lang.NoSuchMethodException: sun.misc.Unsafe.defineClass(java.lang.String,[B,int,int,java.lang.ClassLoader,java.security.ProtectionDomain)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:573)
at com.sun.xml.bind.v2.runtime.reflect.opt.Injector.<clinit>(Injector.java:197)
at com.sun.xml.bind.v2.runtime.reflect.opt.AccessorInjector.prepare(AccessorInjector.java:81)
at com.sun.xml.bind.v2.runtime.reflect.opt.OptimizedAccessorFactory.get(OptimizedAccessorFactory.java:179)
at com.sun.xml.bind.v2.runtime.reflect.Accessor$FieldReflection.optimize(Accessor.java:285)
at com.sun.xml.bind.v2.runtime.property.SingleElementLeafProperty.<init>(SingleElementLeafProperty.java:92)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
at com.sun.xml.bind.v2.runtime.property.PropertyFactory.create(PropertyFactory.java:128)
at com.sun.xml.bind.v2.runtime.ClassBeanInfoImpl.<init>(ClassBeanInfoImpl.java:181)
is thrown on line:
JAXBContext.newInstance(clazz);
I use:
the latest version of spring boot
java 17 amazon corretto

Grails 4.0.0 database migrations setup - cannot find class CommonsLoggingLiquibaseLogger using IntelliJ

My Grails Spring Security Core app fails at runtime after I add the following to build.gradle:
compile 'org.grails.plugins:database-migration:3.0.4'
This line is directly from the Grails database migration plugin tutorial for setting up migrations, but my project blows up after I add it. I receive the following error:
java.lang.NoClassDefFoundError: org/springframework/boot/liquibase/CommonsLoggingLiquibaseLogger
Has anyone encountered this? Can you suggest a fix please?
Using Grails 4.0.0, IntelliJ, Windows 10.
The full error output:
2019-09-13 10:40:40.658 ERROR --- [ restartedMain] o.s.boot.SpringApplication : Application run failed
java.lang.NoClassDefFoundError: org/springframework/boot/liquibase/CommonsLoggingLiquibaseLogger
at org.grails.plugins.databasemigration.DatabaseMigrationGrailsPlugin.configureLiquibase(DatabaseMigrationGrailsPlugin.groovy:97)
at org.grails.plugins.databasemigration.DatabaseMigrationGrailsPlugin.doWithSpring(DatabaseMigrationGrailsPlugin.groovy:50)
at org.grails.plugins.DefaultGrailsPlugin.doWithRuntimeConfiguration(DefaultGrailsPlugin.java:539)
at org.grails.plugins.AbstractGrailsPluginManager.doRuntimeConfiguration(AbstractGrailsPluginManager.java:166)
at grails.boot.config.GrailsApplicationPostProcessor.postProcessBeanDefinitionRegistry(GrailsApplicationPostProcessor.groovy:171)
at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanDefinitionRegistryPostProcessors(PostProcessorRegistrationDelegate.java:275)
at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors(PostProcessorRegistrationDelegate.java:125)
at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:705)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:531)
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:140)
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:742)
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:389)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:311)
at grails.boot.GrailsApp.run(GrailsApp.groovy:97)
at grails.boot.GrailsApp.run(GrailsApp.groovy:458)
at grails.boot.GrailsApp.run(GrailsApp.groovy:445)
at marinedebristracker.Application.main(Application.groovy:11)
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:498)
at org.springframework.boot.devtools.restart.RestartLauncher.run(RestartLauncher.java:49)
Caused by: java.lang.ClassNotFoundException: org.springframework.boot.liquibase.CommonsLoggingLiquibaseLogger
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 22 common frames omitted
This is what I needed to add to build.gradle instead, cleared the liquibase error right up:
dependencies {
compile 'org.grails.plugins:database-migration:3.1.0.RC1'
}
found here: https://plugins.grails.org/plugin/grails/database-migration

NoClassDefFoundError : ConfigurationPropertySources

Since yesterday we have a problem on our spring boot project after clean install without change nothing of configuration of the maven files, libs or something else.
We did try to update version of pom's of SpringFrameWork and Spring boot to 1.5.4.Release.
The error that is show is:
Exception in thread "main" java.lang.NoClassDefFoundError: org/springframework/boot/context/properties/source/ConfigurationPropertySources
at org.springframework.cloud.client.HostInfoEnvironmentPostProcessor.getFirstNonLoopbackHostInfo(HostInfoEnvironmentPostProcessor.java:46)
at org.springframework.cloud.client.HostInfoEnvironmentPostProcessor.postProcessEnvironment(HostInfoEnvironmentPostProcessor.java:35)
at org.springframework.boot.context.config.ConfigFileApplicationListener.onApplicationEnvironmentPreparedEvent(ConfigFileApplicationListener.java:168)
at org.springframework.boot.context.config.ConfigFileApplicationListener.onApplicationEvent(ConfigFileApplicationListener.java:154)
at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:166)
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:138)
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:121)
at org.springframework.boot.context.event.EventPublishingRunListener.environmentPrepared(EventPublishingRunListener.java:68)
at org.springframework.boot.SpringApplicationRunListeners.environmentPrepared(SpringApplicationRunListeners.java:54)
at org.springframework.boot.SpringApplication.prepareEnvironment(SpringApplication.java:337)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:308)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1186)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1175)
at br.com.ibliss.auth.app.AuthServerApplication.main(AuthServerApplication.java:216)
Caused by: java.lang.ClassNotFoundException: org.springframework.boot.context.properties.source.ConfigurationPropertySources
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 14 more
According to ConfigurationPropertySources source, this class is around from version 2.0.0
Provides access to {#link ConfigurationPropertySource ConfigurationPropertySources}.
#author Phillip Webb
#since 2.0.0
You probably did not upgrade your spring boot version but actually downgrade.

Spring Cloud Config Client - Angel.SR4 vs Boot 1.3.1?

All,
I've built Spring Cloud Config servers and clients before with previous versions of Spring Cloud / Spring Boot, but I seem to be having an issue with the Angel.SR4 / Boot 1.3.1 combination.
Following the basic instructions here (http://projects.spring.io/spring-cloud/docs/1.0.3/spring-cloud.html#_client_side_usage), except using the current releases of Boot and Cloud (1.3.1.RELEASE / Angel.SR4 at present), I get the following stack trace:
Exception in thread "main" java.lang.IllegalArgumentException: Cannot instantiate interface org.springframework.context.ApplicationListener : org.springframework.boot.logging.ClasspathLoggingApplicationListener
at org.springframework.boot.SpringApplication.createSpringFactoriesInstances(SpringApplication.java:412)
at org.springframework.boot.SpringApplication.getSpringFactoriesInstances(SpringApplication.java:392)
at org.springframework.boot.SpringApplication.getSpringFactoriesInstances(SpringApplication.java:383)
at org.springframework.boot.SpringApplication.initialize(SpringApplication.java:263)
at org.springframework.boot.SpringApplication.<init>(SpringApplication.java:237)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1124)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1113)
at demo.Application.main(Application.java:10)
Caused by: java.lang.NoClassDefFoundError: org/springframework/context/event/GenericApplicationListener
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:760)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:455)
at java.net.URLClassLoader.access$100(URLClassLoader.java:73)
at java.net.URLClassLoader$1.run(URLClassLoader.java:367)
at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:360)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at org.springframework.util.ClassUtils.forName(ClassUtils.java:250)
at org.springframework.boot.SpringApplication.createSpringFactoriesInstances(SpringApplication.java:405)
... 7 more
Caused by: java.lang.ClassNotFoundException: org.springframework.context.event.GenericApplicationListener
at java.net.URLClassLoader$1.run(URLClassLoader.java:372)
at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:360)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 21 more
If I back off the Boot version to 1.2.8 the problem disappears. If I move Cloud up to Brixton.M4 the problem disappears. Is there a prescribed version combination of Boot / Cloud that should be used together? Thanks in advance.
K
Is there a prescribed version combination of Boot / Cloud that should be used together?
Yes. Angel is Boot 1.2, and Brixton is Boot 1.3. See the blog for more detail: https://spring.io/blog/2015/11/25/migrating-spring-cloud-apps-from-spring-boot-1-2-to-1-3

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