Update troubleshoot-errors-running-attended-or-unattended-desktop-flows.md

Add case when UIflowservice can't list sessions

Author: alarnaudy

support/power-platform/power-automate/desktop-flows/troubleshoot-errors-running-attended-or-unattended-desktop-flows.md

@@ -27,14 +27,14 @@ _Original KB number:_   4555406
 |SessionExistsForTheUserWhenUnattended|400|Unattended|Check that you aren't logged in with the same user (regardless of the state of the session) on the machine. For more information about this error code, see [SessionExistsForTheUserWhenUnattended](troubleshoot-desktop-flow-run-queue-errors.md#sessionexistsfortheuserwhenunattended).|
 |UnattendedUserSessionDisconnected|400|Unattended|For more information about this error code, see [UnattendedUserSessionDisconnected](troubleshoot-desktop-flow-run-queue-errors.md#unattendedusersessiondisconnected).|
 |UnattendedUserSessionLocked|400|Unattended|For more information about this error code, see [UnattendedUserSessionLocked](troubleshoot-desktop-flow-run-queue-errors.md#unattendedusersessionlocked).|
-|SessionNotFound|400|Unattended|The Windows session on the machine for the given run can't be found. This issue can occur in the following cases:<br>- The machine reboots during the run.<br>- You're using a virtual machine that was cloned after installing Power Automate. If it was cloned after the installation and was registered, delete your machine from the Power Automate portal and re-register the machine.|
+|SessionNotFound|400|Unattended|The Windows session on the machine for the given run can't be found. This issue can occur in the following cases:<br>- The machine reboots during the run.<br>- You're using a virtual machine that was cloned after installing Power Automate. If it was cloned after the installation and was registered, delete your machine from the Power Automate portal and re-register the machine. <br>- The Power Automate service does not have the rights to enumerate remote sessions. Please check that the account running the Power Automate service (UIFlowService) is in the "Remote Desktop Users" group and not removed by GPO.|
 |TooManyActiveSessions|400|Unattended|Windows Server only.</br>You need to sign out at least one active session on the machine.|
 |SessionHasLoggedOff|400|Unattended|To solve this issue, see [SessionHasLoggedOff occurs during a desktop flow run connected with the cloud](session-has-logged-off-troubleshooting.md).|
 |SessionHasLoggedOffWithMaxIdleTime |400|Unattended|To solve this issue, see [SessionHasLoggedOffWithMaxIdleTime occurs during a desktop flow run](desktop-flow-max-session-duration-error.md).|
 |MaxRDSessionDurationReached|400|Unattended|To solve this issue, see [MaxRDSessionDurationReached occurs during a desktop flow run](desktop-flow-max-session-duration-error.md).|
 |ExistingRecordingSession|400|Local|Windows Server only.</br> Check that there's no other user connected to the machine launching a recording or a test playback.|
 |LocalPlaybackOrRecordingOngoing|429|All|Check that there's no recording nor test playback ongoing on the machine for the same user session.|
-|UnattendedUnsupportedWithOldConnection|403|Unattended|You need to create a new connection on the portal.|
+|UnattendedUnsupportedWithOldConnezction|403|Unattended|You need to create a new connection on the portal.|
 |RDPIsNotEnabled|400|Unattended|You need to enable Remote Desktop on the machine.|
 |UIFlowAlreadyRunning|429|Attended</br>Unattended|A desktop flow is already running on the machine. You need to wait for its completion. For more information about this error code, see [UIFlowAlreadyRunning](troubleshoot-desktop-flow-run-queue-errors.md#uiflowalreadyrunning).|
 |AadLogonFailure|400|Unattended|You need to disable Network Level Authentication (NLA) on the machine if you want to use Microsoft Entra credentials.|