Recent content by Alano9909

  1. Cannot assign any phones to extensions

    It's a clean (and new) installation. Currently it's just a test system, so internal calls only to 3CX Windows, Android and IOS clients, all of which work. The phone we're trying to add is a Yealink T48, but we get the error even if we try to assign an extension to a new device, it still gives...
  2. Cannot assign any phones to extensions

    When I try to assign any phones to an extension (new or existing), I get error: Internal Server Error(500) System.UriFormatException: Invalid URI: The format of the URI could not be determined. Anyone ever seen this or know what is happening? thanks Alan