Fatal error: Uncaught Error: Class "Symfony\Component\VarDumper\Cloner\Stub" not found in C:\svn\conexerp\vendor\symfony\var-dumper\Caster\EnumStub.php:21 Stack trace: #0 {main} thrown in C:\svn\conexerp\vendor\symfony\var-dumper\Caster\EnumStub.php on line 21