How to Solve the Server Error 500

Welcome to the community, @faisal_amani_ME! Did you validate your XLSForm through this online validator? The online validator should help you identify syntax issues if any that is affecting the deployment.

Yes, I Do

New User Can’t Send the file.

@faisal_amani_ME, could you kindly share a screenshot of what you get when validating your XLSForm through the online validator? Maybe that should help the community to troubleshoot your issue.