laptop and a wrench

Bug

During the installation of Portal for ArcGIS, when specifying the Portal for ArcGIS service account, the following error message displays: "Username is longer than 20 characters" if the combined length of the username and the domain name is longer than 20 characters.

Last Published: June 4, 2018 Portal for ArcGIS
Bug ID Number BUG-000102658
SubmittedFebruary 3, 2017
Last ModifiedJune 24, 2025
Applies toPortal for ArcGIS
Version found10.5
Operating SystemWindows OS
Operating System Version2008 R2 64 Bit
StatusKnown Limit

Additional Information

Use Domain\username instead of the User Principle Name (useranme@domain). https://enterprise.arcgis.com/en/portal/latest/install/windows/changing-the-portal-for-arcgis-account.htm

Steps to Reproduce

Bug ID: BUG-000102658

Software:

  • Portal for ArcGIS

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