We are still unable to schedule for publication and publish our latest issue. Today we upgraded to the newest version of OJS, but the problem persists. I would really appreciate if someone could help, I posted this topic twice in the past month, but didn’t receive any answer.
This is the error log:
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #59 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/index.php(68): PKPApplication->execute(), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #58 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/core/PKPApplication.inc.php(281): Dispatcher->dispatch(Object(Request)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #57 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/core/Dispatcher.inc.php(143): APIRouter->route(Object(Request)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #56 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/core/APIRouter.inc.php(115): Slim\App->run(), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #55 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/App.php(297): Slim\App->process(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #54 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/App.php(392): Slim\App->callMiddlewareStack(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #53 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\App->Slim\{closure}(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #52 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func(Object(Slim\DeferredCallable), Object(Slim\Http\Request), Object(APIResponse), Object(Closure)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #50 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/DeferredCallable.php(57): call_user_func_array(Object(Closure), Array), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #48 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/handler/APIHandler.inc.php(132): Slim\App->Slim\{closure}(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #47 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func(Object(Slim\DeferredCallable), Object(Slim\Http\Request), Object(APIResponse), Object(Closure)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #45 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/DeferredCallable.php(57): call_user_func_array(Object(Closure), Array), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #43 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/handler/APIHandler.inc.php(124): Slim\App->process(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #42 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/App.php(392): Slim\App->callMiddlewareStack(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #41 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\App->Slim\{closure}(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #40 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func(Object(Slim\DeferredCallable), Object(Slim\Http\Request), Object(APIResponse), Object(Closure)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #38 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/DeferredCallable.php(57): call_user_func_array(Object(Closure), Array), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #36 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/handler/APIHandler.inc.php(132): Slim\App->Slim\{closure}(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #35 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func(Object(Slim\DeferredCallable), Object(Slim\Http\Request), Object(APIResponse), Object(Closure)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #33 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/DeferredCallable.php(57): call_user_func_array(Object(Closure), Array), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #31 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/handler/APIHandler.inc.php(127): Slim\App->Slim\{closure}(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #30 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func(Object(Slim\DeferredCallable), Object(Slim\Http\Request), Object(APIResponse), Object(Closure)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #28 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/DeferredCallable.php(57): call_user_func_array(Object(Closure), Array), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #26 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/handler/APIHandler.inc.php(68): Slim\App->Slim\{closure}(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #25 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func(Object(Slim\DeferredCallable), Object(Slim\Http\Request), Object(APIResponse), Object(Closure)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #23 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/DeferredCallable.php(57): call_user_func_array(Object(ApiTokenDecodingMiddleware), Array), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #21 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/security/authorization/internal/ApiTokenDecodingMiddleware.inc.php(87): Slim\App->Slim\{closure}(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #20 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func(Object(Slim\DeferredCallable), Object(Slim\Http\Request), Object(APIResponse), Object(Closure)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #18 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/DeferredCallable.php(57): call_user_func_array(Object(ApiCsrfMiddleware), Array), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #16 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/security/authorization/internal/ApiCsrfMiddleware.inc.php(46): Slim\App->Slim\{closure}(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #15 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func(Object(Slim\DeferredCallable), Object(Slim\Http\Request), Object(APIResponse), Object(Slim\App)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #13 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/DeferredCallable.php(57): call_user_func_array(Object(ApiAuthorizationMiddleware), Array), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #11 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/security/authorization/internal/ApiAuthorizationMiddleware.inc.php(77): Slim\App->__invoke(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #10 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/App.php(503): Slim\Route->run(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #9 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/Route.php(268): Slim\Route->callMiddlewareStack(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #8 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\Route->__invoke(Object(Slim\Http\Request), Object(APIResponse)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #7 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/Route.php(281): Slim\Handlers\Strategies\RequestResponse->__invoke(Array, Object(Slim\Http\Request), Object(APIResponse), Array), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #6 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/lib/vendor/slim/slim/Slim/Handlers/Strategies/RequestResponse.php(40): call_user_func(Array, Object(Slim\Http\Request), Object(APIResponse), Array), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #4 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/api/v1/submissions/PKPSubmissionHandler.inc.php(762): PKP\Services\PKPPublicationService->publish(Object(Publication)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #3 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/services/PKPPublicationService.inc.php(572): Submission->_getContextLicenseFieldValue(NULL, 3, Object(Publication)), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #2 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/classes/submission/Submission.inc.php(86): IssueDAO->getBySubmissionId(71), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] #1 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/classes/issue/IssueDAO.inc.php(569): DAO->retrieve(‘SELECT\ti.\n\t\t\tF…', Array), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] Trace: #0 /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/db/DAO.inc.php(103): DAO->handleError(Object(ADODB_mysqli), 'SELECT\ti.\n\t\t\tF…’), referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5
[Mon Jan 25 13:06:26 2021] [error] [client 79.140.150.165] File: /home/zwfmqpxw/public_html/helenskestudije.me/ojs/lib/pkp/classes/db/DAO.inc.php, referer: https://helenskestudije.me/ojs/index.php/jhs/workflow/index/71/5