https://communities.sas.com/t5/Administration-and-Deployment/SAS-viya4-SAS-studio-Unable-to-determine-a-user/m-p/766831#M23018 By "SAS Administrator" do you mean sasboot or are you logging on as an LDAP user that can own processes on your compute server, who is also defined as an administrator? Thu, 09 Sep 2021 12:23:40 GMT gwootton 2021-09-09T12:23:40Z https://communities.sas.com/t5/Administration-and-Deployment/SAS-viya4-SAS-studio-Unable-to-determine-a-user/m-p/765799#M22969 <P>I can login using as SAS administrator</P><P>&nbsp;</P><P>An open SAS studio.</P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="suttisun_0-1630652074811.png" style="width: 400px;"><img src="https://communities.sas.com/t5/image/serverpage/image-id/63264iEE7F4AF22DF0A835/image-size/medium?v=v2&amp;px=400" role="button" title="suttisun_0-1630652074811.png" alt="suttisun_0-1630652074811.png" /></span></P><P>An attempt to lunch a SAS session has failed.&nbsp;</P><P>I cannot run the code, create query and task.&nbsp;</P><P>&nbsp;</P><P>in the sas-studio-app log shown:</P><P>&nbsp;</P><P>{"version":1,"timeStamp":"2021-09-03T06:46:22.92Z","level":"<FONT color="#FF0000">error</FONT>","source":"sas-studio-app","message":"com.sas.studio.exceptions.ServerOperationException: Unable to create compute server session.\n\t<FONT color="#FF0000">Unable to determine a user</FONT>","properties":{"logger":"com.sas.commons.rest.ExceptionLog","thread":"https-jsse-nio-0.0.0.0-8080-exec-53","traceId":"2af2bd27cc5791c9","spanId":"2af2bd27cc5791c9","spanExportable":"true","__session":"39c86a0b-5c08-4c5d-a748-f947610c0f46","username":"viya_admin"},"messageParameters":{"0":"com.sas.studio.exceptions.ServerOperationException","1":"Unable to create compute server session.\n\tUnable to determine a user"}}</P><P>&nbsp;</P><P>&nbsp;</P> Fri, 03 Sep 2021 06:59:30 GMT https://communities.sas.com/t5/Administration-and-Deployment/SAS-viya4-SAS-studio-Unable-to-determine-a-user/m-p/765799#M22969 suttisun 2021-09-03T06:59:30Z https://communities.sas.com/t5/Administration-and-Deployment/SAS-viya4-SAS-studio-Unable-to-determine-a-user/m-p/766831#M23018 By "SAS Administrator" do you mean sasboot or are you logging on as an LDAP user that can own processes on your compute server, who is also defined as an administrator? Thu, 09 Sep 2021 12:23:40 GMT https://communities.sas.com/t5/Administration-and-Deployment/SAS-viya4-SAS-studio-Unable-to-determine-a-user/m-p/766831#M23018 gwootton 2021-09-09T12:23:40Z