Can you try the solution suggested in this thread and let me know if that solves the problem for you? [Solved] Custom domain error ##api.submissions.unkownError## on OJS3.1.1 - #12 by paul
Can you try the solution suggested in this thread and let me know if that solves the problem for you? [Solved] Custom domain error ##api.submissions.unkownError## on OJS3.1.1 - #12 by paul