This error may occur due to a mismatch in the RELO integration credentials between Luminate Online and the Raiser's Edge. If you see this error, please contact Support, referencing this article (100391), after reviewing your RELO API integration user credentials. To find these credentials, please:
  1. In Raiser's Edge, open the Luminate Online plugin
  2. Click options
  3. Note the values in the URL, API Key, Username, and Password fields