Fatal error: Uncaught exception Exception with message Query error: Column 'pid' cannot be null (INSERT INTO tl_files (pid, tstamp, type, path, extension, hash, name) VALUES (NULL, 1361284992, 'file', 'files/IMFranet/Archiv/CAD-Daten/Catia/CAM Zubehoer/Fraeskoepfe/Edel/Edel.jpg', 'jpg', '92b0160ccba9862d4e792b24be261693', 'Edel.jpg')) thrown in C:\xampp\htdocs\system\modules\core\library\Contao \Database\Statement.php on line 317
#0 C:\xampp\htdocs\system\modules\core\library\Contao \Database\Statement.php(261): Contao\Database\Statement->query()
#1 C:\xampp\htdocs\system\modules\core\library\Contao \Model.php(236): Contao\Database\Statement->execute()
#2 C:\xampp\htdocs\system\modules\core\drivers\DC_Fol der.php(1005): Contao\Model->save()
#3 C:\xampp\htdocs\system\modules\core\classes\Backen d.php(382): Contao\DC_Folder->move()
#4 C:\xampp\htdocs\contao\files.php(75): Contao\Backend->getBackendModule('files')
#5 C:\xampp\htdocs\contao\files.php(108): FileManager->run()
#6 {main}