Question Junling Huo (JunlingH) Willis Towers Watson Willis Towers Watson US View Profile JunlingH Member since 2018 1 post Willis Towers Watson Posted: Feb 27, 2018 Last activity: Feb 27, 2018 Posted: 27 Feb 2018 19:03 EST Last activity: 27 Feb 2018 19:03 EST Closed open exercise system does not work Report View translated message When I click the "Open Exercise System" during online training. I got the following error.Show More When I click the "Open Exercise System" during online training. I got the following error. Status fail Message There has been an issue; please consult your system administrator Operator ID Unauthenticated or not available Requestor ID No ID available Timestamp Tue Feb 27 23:50:23 UTC 2018 Engine Version PegaRULES 7.20 ML0 (coreAssemblyCached_72_868) I am not sure what caused this problem since I have signed in. By the way, the first time when I signed in with the credential provided by the training materials like following, it worked. The table below provides the credentials you need to complete the exercise. Role Operator ID Password Case Designer author@tgb rules Show Less Pega Academy Like (0) Share Share this page Facebook Twitter LinkedIn Email Copy link Copying... Copied!