Attempts to import a license file to authorize ArcGIS Enterprise portal fail, and return the following error message:
Error: The license file is invalid. The file signature could not be validated.
The following are possible causes for the error:
The following are steps to resolve the error:
Note: The user must have permissions to perform licensing actions in My Esri to complete the workflow below.
Note: Alternatively, replace the current license file with a new one without cancelling the current one. Refer to How To: Edit License Files in My Esri for Portal for ArcGIS 10.7 and later versions for more information. This workflow is only applicable to Portal for ArcGIS 10.7 and later versions.