--- title: "Failed at VCC Extension Save Error While Adding a Contact Center License to 8x8 Admin Console" slug: "failed-vcc-extension-save-error-adding-contact-center-license-8x8-admin" updated: 2026-05-17T17:31:11Z published: 2026-05-21T21:27:17Z canonical: "help.8x8.com/failed-vcc-extension-save-error-adding-contact-center-license-8x8-admin" --- > ## Documentation Index > Fetch the complete documentation index at: https://help.8x8.com/llms.txt > Use this file to discover all available pages before exploring further. # Failed at VCC Extension Save Error While Adding a Contact Center License to 8x8 Admin Console ## Symptom When I try to add a VCC license to a user in 8x8 Admin Console I receive an error message that reads, "Failed at VCC extension save." ![vccError.png](https://cdn.us.document360.io/e3a59e39-abd3-4423-964c-0a4008dc5673/Images/Documentation/1710?sv=2026-02-06&spr=https&st=2026-11-03T22%3A40%3A25Z&se=2026-11-03T23%3A40%3A25Z&sr=c&sp=r&sig=YNaDB11Wnqt226cDVKmAZ14XyUEUhA0RFniM%2BYHCJ%2Fs%3D) ## Applies To - Admin Console - Users ## Resolution Shorten the username of the user to under 40 characters. Make sure there are no special characters (e.g., apostrophes), in the user's first or last name. ## Cause There is a 40 character limit for VCC usernames.