› Forums › MyID knowledge base › MY0400 MyID Windows Client Error -99900045 Tagged: Windows Client Error This topic is empty. Viewing 1 post (of 1 total) Author Posts 26th May 2020 at 4:05 pm #3428 MyID SupportKeymaster Error Code -99900045 Text An unknown error occurred while attempting to log in to the card. Details An attempt has been made to log in to the card which has failed. This can occur for physical or virtual cards. Solution For physical cards, check that the card is correctly inserted into the reader. For virtual cards, check that the client can access the TPM. Check that the client has not gone into sleep mode. Author Posts Viewing 1 post (of 1 total) The forum ‘MyID knowledge base’ is closed to new topics and replies.