Report Manager - Error when generating a report : HTTP status 503: Service Unavailable.

Last Modified

Thu Mar 30 18:25 GMT 2023

Description

  • When attempting to generate a report the error "HTTP status 503: Service Unavailable." is returned.

Environment

  • N-able N-central
  • All versions

Solution

The reporting services is not running or not working correctly.

  1. Either start the SQL Server Reporting Services service or restart it.
  2. Check http://localhost/reports and troubleshoot any errors that occur.
    Note that if this website is not available, you will want to troubleshoot Microsoft SSRS, not Error when generating a report : HTTP status 503, such as updating the Webservice URLs and Report Server URLs and possibly rebuilding the SSRS database. See MSDN for details.
  3. See the Report Manager Online Help for further troubleshooting.
OR

SSRS trial has expired.

  1. Open Report Server Configuration Manager.

  2. Check the top tab with your server name.

  3. Verify that Edition and Product Version are valid.

If the SSRS trial is expired, fix the SSRS licensing, repair any SSRS settings that may have been broken and reinstall Report Manager.