Encountering a 500 Internal Server Error when attempting to save the configuration in TMS 12.7.33754.11 build version.
The issue appears when we add or remove filetype to a configuration and click on save button. 

Error in TMS: 

Error - Caused by [Cannot insert the value NULL into column 'TMSID', table 'tempdb.dbo.#configDetails
___00000002C7B0'; column does not allow nulls. INSERT fails.

Defect CRQ-39761 was raised with development and the issue is fixed in TMS 12.7.33769.11 build version.

Defect CRQ-39761 was raised with development and the issue is fixed in TMS 12.7.33769.11 build version.

There were two problems in this defect. 
1. A typo in the name of the Tm sequence hidden input, after a small refactoring.
2. Javascript bug that was too keen to disable empty hidden inputs.