OJS 3.3.0-8 error: Failed Ajax request or invalid JSON returned

When i try to upload file into Submission - Copyediting the following window appear:
This window just show loading without any action.
when i turn display_errors = on the same window shows this messege Failed Ajax request or invalid JSON returned

I tried to put display_errors = Off & show_stacktrace = Off (the problem still display)
I tried to change php version didn’t help
I made update from 3.3.0-7 to 3.3.0-8, it didn’t help

log shows this error

Please help to find the reason of this error.

OJS updated Failed Ajax request or invalid JSON returned. trying submit a document either by quicksubmit by copyediting

PHP Fatal error: Uncaught Error: Call to a member function getAuthorizedContextObject()
on null in\lib\pkp\classes\handler\PKPHandler.inc.php:154\nStack trace:
#0\lib\pkp\controllers\wizard\fileUpload\PKPFileUploadWizardHandler.inc.php(159): PKPHandler->getAuthorizedContextObject(523)\n
#1\lib\pkp\controllers\wizard\fileUpload\PKPFileUploadWizardHandler.inc.php(88): PKPFileUploadWizardHandler->getReviewRound()\n
#2\lib\pkp\classes\core\PKPRouter.inc.php(392): PKPFileUploadWizardHandler->initialize(Object(Request), Array)\n
#3\lib\pkp\classes\core\PKPComponentRouter.inc.php(257): PKPRouter->_authorizeInitializeAndCallRequest(Array, Object(Request), Array)\n
#4\lib\pkp\classes\core\Dispatcher.inc.php(144): PKPComponentRouter->route(Object(Request))\n
#5\lib\pkp\classes\core\PKPApplication.inc.php(362): Dispatcher->dispatch(Ob in\lib\pkp\classes\handler\PKPHandler.inc.php on line 154, referer: http://localhost/netxtraosj/index.php/jcrm/management/importexport/plugin/QuickSubmitPlugin

Failed Ajax request or invalid JSON returned
Trying to Edit/Add Item in Workflow Settings Checklist: