Fatal error: Uncaught TypeError: ucfirst() expects parameter 1 to be string, null given in /home/iceberg/domains/dev.icebergcms.pl/public_html/modules/customFormCP/src/Database/Model/Dummy/DummyCustomFormStepModel.php:42 Stack trace: #0 /home/iceberg/domains/dev.icebergcms.pl/public_html/modules/customFormCP/src/Database/Model/Dummy/DummyCustomFormStepModel.php(42): ucfirst(NULL) #1 [internal function]: DummyCustomFormStepModel->{closure}(20) #2 /home/iceberg/domains/dev.icebergcms.pl/public_html/vendor/doctrine/collections/lib/Doctrine/Common/Collections/ArrayCollection.php(334): array_map(Object(Closure), Array) #3 /home/iceberg/domains/dev.icebergcms.pl/public_html/modules/customFormCP/src/Database/Model/Dummy/DummyCustomFormStepModel.php(43): Doctrine\Common\Collections\ArrayCollection->map(Object(Closure)) #4 /home/iceberg/domains/dev.icebergcms.pl/public_html/modules/customFormCP/src/Database/Model/Dummy/DummyCustomFormModel.php(33): DummyCustomFormStepModel->__construct() #5 /home/iceberg/domains/dev.icebergcms.pl/ in /home/iceberg/domains/dev.icebergcms.pl/public_html/modules/customFormCP/src/Database/Model/Dummy/DummyCustomFormStepModel.php on line 42