› Forums › MyID knowledge base › MY0281 Web Services Error Code 90202843 This topic is empty. Viewing 1 post (of 1 total) Author Posts 18th February 2020 at 3:54 pm #2394 MyID SupportKeymaster Error Code 90202843 Text Certificate validation failed. Details An attempt was made to validate a credentials certificate during a derived credential request. The required certificate was either revoked or missing. Solution Full details of the invalid certificate can be found in the Audit Report workflow. The credential is not suitable for requesting Derived Credentials. Relates To Derived Credential Issuance Author Posts Viewing 1 post (of 1 total) The forum ‘MyID knowledge base’ is closed to new topics and replies.