Hi,
OJS: 3.2.1.2
PHP 7.4
I found the following error in my PHP error log and it has appeared 3 times in the error log so far. Please help me to fix the error.
[11-Jan-2021 07:43:00 America/New_York] PHP Fatal error: Uncaught Error: Call to a member function getSubmissionId() on null in /home/seisense/journal.seisense.com/lib/pkp/classes/submission/SubmissionFileDAO.inc.php:456
Stack trace:
#0 /home/seisense/journal.seisense.com/lib/pkp/controllers/wizard/fileUpload/PKPFileUploadWizardHandler.inc.php(422): SubmissionFileDAO->assignRevisionToReviewRound(2593, 2, NULL)
#1 /home/seisense/journal.seisense.com/controllers/wizard/fileUpload/FileUploadWizardHandler.inc.php(31): PKPFileUploadWizardHandler->_attachEntities(Object(SubmissionFile))
#2 /home/seisense/journal.seisense.com/lib/pkp/controllers/wizard/fileUpload/PKPFileUploadWizardHandler.inc.php(375): FileUploadWizardHandler->_attachEntities(Object(SubmissionFile))
#3 /home/seisense/journal.seisense.com/lib/pkp/classes/core/PKPRouter.inc.php(391): PKPFileUploadWizardHandler->uploadFile(Array, Object(Request))
#4 /home/seisense/journal.seisense.com/lib/pkp/classes/core/PKPComponentRouter.inc.php(257): PKPRouter->_authorizeInitializeAndCallRequest(Array, Object(Request), in /home/seisense/journal.seisense.com/lib/pkp/classes/submission/SubmissionFileDAO.inc.php on line 456
Thanks