FE 'Select / Radio / Checkbox' crashed without a corresponding column.

AbstractBuildForm.php: check if there is a column with the formElementName.

extension/qfq/qfq/AbstractBuildForm.php

@@ -756,7 +756,10 @@ abstract class AbstractBuildForm {
         if (count($formElement) < 20)
             throw new CodeException("Invalid (none or to small) Formelement", ERROR_MISSING_FORMELEMENT);
 
+        // Call getItemsForEnumOrSet() only if there a corresponding column really exist.
+        if (false !== $this->store->getVar($formElement['name'], STORE_RECORD)) {
             $itemValue = $this->getItemsForEnumOrSet($formElement['name'], $fieldType);
+        }
 
         if (is_array($formElement['sql1'])) {
             if (count($formElement['sql1']) > 0) {