Question3Replies19Views Shipeng_Tian Member since 2014 18 posts MBAFC Posted: 1 month agoLast activity: 1 month 2 weeks ago Could not run case in app studio when there are no open rulesetI face following issue in the Pega 8.3.1.Could not run case in app studio when there are no open ruleset?When click the run button, will always display an blank screen.But if add an open ruleset in the application, It will work fine. Pega Platform 8.3.1 Low-Code App Development App Studio ×Close popoverFacebookTwitterLinkedinEmail Copy Link Copied! Posted: 1 month agoMarcLasserre_GCS PEGA replied to Shipeng_TianHello,Can you share a tracer output to understand where this is coming from? Posted: 1 month agoShipeng_Tian MBAFC replied to MarcLasserre_GCSHello,I upload the tracer information Posted: 1 month agoMarcLasserre_GCS PEGA replied to Shipeng_TianI don't see any specific error on your trace. Have try to compare with a working one to check the differences?