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Internal error: Non-static method PEAR_ErrorStack::singleton() cannot be called statically while analysing file /home/runner/work/de.systopia.share/de.systopia.share/CRM/Share/Controller.php Post the following stack trace to https://github.com/phpstan/phpstan/issues/new?template=Bug_report.yaml: ## /home/runner/work/de.systopia.share/de.systopia.share/ci/vendor/pear/pear-core-minimal/src/PEAR/ErrorStack.php(983) #0 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/composer/ClassLoader.php(576): include() #1 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/composer/ClassLoader.php(427): Composer\Autoload\{closure}() #2 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/BetterReflection/SourceLocator/AutoloadFunctionsSourceLocator.php(41): Composer\Autoload\ClassLoader->loadClass() #3 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/ondrejmirtes/better-reflection/src/SourceLocator/Type/AggregateSourceLocator.php(26): PHPStan\Reflection\BetterReflection\SourceLocator\AutoloadFunctionsSourceLocator->locateIdentifier() #4 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/ondrejmirtes/better-reflection/src/SourceLocator/Type/MemoizingSourceLocator.php(33): PHPStan\BetterReflection\SourceLocator\Type\AggregateSourceLocator->locateIdentifier() #5 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/ondrejmirtes/better-reflection/src/Reflector/DefaultReflector.php(32): PHPStan\BetterReflection\SourceLocator\Type\MemoizingSourceLocator->locateIdentifier() #6 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/ondrejmirtes/better-reflection/src/Reflection/ReflectionClass.php(907): PHPStan\BetterReflection\Reflector\DefaultReflector->reflectClass() #7 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/ondrejmirtes/better-reflection/src/Reflection/ReflectionClass.php(418): PHPStan\BetterReflection\Reflection\ReflectionClass->getParentClass() #8 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/ondrejmirtes/better-reflection/src/Reflection/ReflectionClass.php(556): PHPStan\BetterReflection\Reflection\ReflectionClass->getMethodsIndexedByLowercasedName() #9 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/ondrejmirtes/better-reflection/src/Reflection/ReflectionClass.php(566): PHPStan\BetterReflection\Reflection\ReflectionClass->getMethod() #10 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/vendor/ondrejmirtes/better-reflection/src/Reflection/Adapter/ReflectionClass.php(151): PHPStan\BetterReflection\Reflection\ReflectionClass->hasMethod() #11 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/Php/PhpClassReflectionExtension.php(324): PHPStan\BetterReflection\Reflection\Adapter\ReflectionClass->hasMethod() #12 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Reflection/ClassReflection.php(519): PHPStan\Reflection\Php\PhpClassReflectionExtension->hasMethod() #13 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Type/ObjectType.php(565): PHPStan\Reflection\ClassReflection->hasMethod() #14 phar:///home/runner/work/de.systopia.share/de.systopia.share/tools/phpstan/vendor/phpstan/phpstan/phpstan.phar/src/Analyser/MutatingScope.php(3884): PHPStan\Type\ObjectType->hasMethod() #15 phar:///home/runner/work/de.