Fatal error: Uncaught TypeError: asort(): Argument #1 ($array) must be of type array, null given in /home/hoaol/RMS4_prod/$_phplib/comn_UTL.php:542 Stack trace: #0 /home/hoaol/RMS4_prod/$_phplib/comn_UTL.php(542): asort(NULL) #1 /home/hoaol/RMS4_prod/$_phplib/TR$_UTL.php(692): UTL_array_sort(Array, 'name') #2 /home/hoaol/RMS4_prod/TRN/sch/TR3_TRNschView.C.php(48): UTL_initPoolSchedule('T', Array, NULL, 0) #3 {main} thrown in /home/hoaol/RMS4_prod/$_phplib/comn_UTL.php on line 542