Cannot save job

Hello author,
I hope you are fine at this crazy time …
Question: I have an XML vers. Via the WP All Import plugin. Import jobs Based on job advertisements. Import is in progress, data is also displayed and shown in the correct fields. There are only 2 things that don’t work. On the one hand, I cannot save any changes in the job. It doesn’t happen when you click Update. Second, the job advertisement is not shown to me. Only when I click on Preview does it show everything for me. A Java-Script error? I turned off all plugins and themes used – the errors remain. I therefore suspect errors during import; o (
Thank you for your help!!!