The public Main Galaxy server at https://usegalaxy.org is presenting with job errors across many tools at this time. We are actively working to correct the issues.
Please follow this ticket for updates: https://biostar.usegalaxy.org/p/26580/
Once the server is corrected, retest your specific issue and comment here in your original post if the problems persist and we can troubleshoot the use case.
Thanks! Jen, Galaxy team