This document provides troubleshooting tips for various single sign-on (SSO) methods in Taskstream, including Blackboard SSO, LTI SSO, SAML SSO, Shibboleth SSO, CampusCruiser SSO, CAS SSO, TS API SSO, and Web Service Token SSO. For each method, it identifies what attribute is used to determine SSO (e.g. PK ID for Blackboard, name and email for LTI/SAML) and recommends checking for duplicate accounts or ensuring attribute values match between the portal and Taskstream if SSO fails. It also provides tips for specific processes like updating PK IDs in Blackboard or handling duplicate CampusCruiser Person