VERIFIED SOLUTION i
While creating the individual thematic map on a column with date fields in Spectrum Spatial Analyst, 'SERVICE_ERROR Internal Server Error' message is shown on the screen and 'Create' button greys out. Clicking on 'Cancel' button does not redirect to the previous screen. Refer following screenshot:
This has been identified as a defect in Spectrum Spatial Analyst 12.2 and earlier version.
ResolutionUPDATED: November 27, 2018
This has been fixed in Analyst 2018.2. Upgrading to this or later version of Spectrum Spatial Analyst will resolve the problem.