Fatal error: Uncaught Error: Call to a member function format() on null in /home/www/b2b/catalog/controller/account/accountdev.php on line 495

Error: Call to a member function format() on null in /home/www/b2b/catalog/controller/account/accountdev.php on line 495

Call Stack:
    0.0000     369264   1. {main}() /home/www/b2b/index.php:0
    0.0114    1136008   2. start() /home/www/b2b/index.php:56
    0.0114    1137768   3. require_once('/home/www/b2b/system/framework.php') /home/www/b2b/system/startup.php:122
    0.0145    1288696   4. Front->dispatch() /home/www/b2b/system/framework.php:117
    0.0214    1414376   5. Front->execute() /home/www/b2b/system/engine/front.php:29
    0.0214    1414376   6. Action->execute() /home/www/b2b/system/engine/front.php:34
    0.0214    1415336   7. ControllerStartupRouter->index() /home/www/b2b/system/engine/action.php:51
    0.0215    1415560   8. Action->execute() /home/www/b2b/catalog/controller/startup/router.php:25
    0.0216    1416864   9. ControllerAccountAccountdev->index() /home/www/b2b/system/engine/action.php:51