A non well formed numeric value encountered in laravel 8 - laravel

Question

Everything is working fine but after installation of auth package in laravel 8, and after logging into
that website "A non well formed numeric value encountered" error occured in every view. I can't find where is the problem. I also updated from command "composer update" but still error is there.
This is The error image
I need it's answer to reslove this issue.
Below is the Controller Code.
<?php
namespace App\Http\Controllers;
use App\Models\Cart;
use App\Models\Category;
use App\Models\Image;
use App\Models\Product;
use App\Models\state;
use Illuminate\Support\Facades\Auth;
class FrontController extends Controller
{
public function homePage()
{
$popular = Product::inRandomOrder()->limit(8)->get();
$latest = Product::inRandomOrder()->limit(4)->get();
$img = Image::get();
$imgs = Image::orderBy('id','desc')->get();
$categories = Category::where('parent_id',0)->get();
$pimage = [];
foreach ($img as $image) {
if (!isset($pimage[$image->product_id]))
$pimage[$image->product_id] = $image->image;
}
$pimages = [];
foreach ($imgs as $images) {
if (!isset($pimages[$images->product_id]))
$pimages[$images->product_id] = $images->image;
}
$cartCount = 0;
if(Auth::check()){
$cartItems = Cart::join('products','carts.product_id','=','products.id')->where('user_id',Auth::id())->get();
$cartCount = Cart::where('user_id',Auth::user()->id)->count();
return view('pages.index', compact('popular','latest','pimage','pimages','img','cartItems','cartCount', 'categories'));
}
else
return view('pages.index', compact('popular','latest','pimage','pimages','img','cartCount', 'categories'));
}
public function ProductDetail($slug)
{
$product = Product::where('slug',$slug)->first();
$images = Image::where('product_id',$product->id)->get();
$categories = Category::where('parent_id',0)->get();
$cartCount = 0;
if(Auth::check()){
$cartItems = Cart::join('products','carts.product_id','=','products.id')->where('user_id',Auth::id())->get();
$cartCount = Cart::where('user_id',Auth::user()->id)->count();
return view('pages.product_detail', compact('product','images','cartCount','cartItems','categories'));
}
else
return view('pages.product_detail', compact('product','images','cartCount','categories'));
}
public function CartDetail()
{
$img = Image::get();
$categories = Category::where('parent_id',0)->get();
$pimage = [];
foreach ($img as $image) {
if (!isset($pimage[$image->product_id]))
$pimage[$image->product_id] = $image->image;
}
$cartItems = Cart::join('products','carts.product_id','=','products.id')->where('user_id',Auth::id())->get();
$cartCount = Cart::where('user_id',Auth::user()->id)->count();
return view('pages.cart', compact('cartCount','cartItems','pimage','categories'));
}
public function Checkout()
{
$img = Image::get();
$categories = Category::where('parent_id',0)->get();
$pimage = [];
foreach ($img as $image) {
if (!isset($pimage[$image->product_id]))
$pimage[$image->product_id] = $image->image;
}
$state = state::where('country_id',101)->get();
$cartItems = Cart::join('products','carts.product_id','=','products.id')->where('user_id',Auth::id())->get();
$cartCount = Cart::where('user_id',Auth::user()->id)->count();
return view('pages.checkout', compact('cartCount','cartItems','pimage','state','categories'));
}
}

Answer 1

I don't know how without this code on every line of Cart::join, "select('carts.*','product_name')->" the error occured but when i inserted this select statment on specific columns then issue is gets resolved.