Fatal error: Uncaught TypeError: strtotime(): Argument #2 ($baseTimestamp) must be of type ?int, string given in /in/oa58Q:2
Stack trace:
#0 /in/oa58Q(2): strtotime('previous monday', '2014-03-25')
#1 {main}
thrown in /in/oa58Q on line 2
Process exited with code 255.