( ! ) Catchable fatal error: Argument 1 passed to Collator::sort() must be of the type array, null given, called in /afs/elte.hu/org/leveltar/leveltar.elte.hu/databases.php on line 658 and defined in /afs/elte.hu/org/leveltar/leveltar.elte.hu/databases.php on line 633
Call Stack
#TimeMemoryFunctionLocation
10.0246281104{main}( )../databases.php:0
20.0576731320becs( )../databases.php:658