I tried to add a reviewer but form couldnt be saved (Spinner keep loading)
and so does when i tried to accept the submission
i open the chrome inspection and this is what it showed
and here is the log of the server
Ive followed this guide too but still the problem persist Submission metadata form: pressing save button triggers browser errors · Issue #4072 · pkp/pkp-lib · GitHub
edited: found another same issue when submitting an article
Please help me to solve it, your help will be much appreciated, thanks