UCS: 5.0-6 errata904 Installed: cups=2.2.1 dhcp-server=12.0 prometheus-node-exporter=2.0.1 radius=5.0 samba4=4.16 self-service=5.0 squid=3.5 ucsschool=5.0 v4 4.4/ucsschool-veyon-proxy=4.7.4.14-0 Upgradable: Due to a communication problem with Veyon, the Exam mode may be canceled or terminated. This should also be indicated in the UMC exactly why the exam mode is terminated instead of simply terminating it because a problem has arisen. 15.05.24 14:15:19.761 MODULE ( INFO ) : E-R300-01: updating information. 15.05.24 14:15:19.773 MODULE ( WARN ) : Veyon error on E-R300-01: Invalid connection 15.05.24 14:15:19.775 MODULE ( WARN ) : E-R300-01: Updating information was not successful. 15.05.24 14:15:19.868 MODULE ( INFO ) : E-R300-02: updating information. 15.05.24 14:15:19.876 MODULE ( WARN ) : Veyon error on E-R300-02: Invalid connection 15.05.24 14:15:19.878 MODULE ( WARN ) : E-R300-02: Updating information was not successful. 15.05.24 14:15:19.948 MODULE ( INFO ) : E-R300-03: updating information. 15.05.24 14:15:19.960 MODULE ( WARN ) : Veyon error on E-R300-03: Invalid connection 15.05.24 14:15:19.962 MODULE ( WARN ) : E-R300-03: Updating information was not successful. 15.05.24 14:15:19.977 MODULE ( INFO ) : E-R300-04: updating information. 15.05.24 14:15:19.999 MODULE ( INFO ) : E-R300-05: updating information. 15.05.24 14:15:20.006 MODULE ( WARN ) : Veyon error on E-R300-05: Invalid connection 15.05.24 14:15:20.008 MODULE ( WARN ) : E-R300-05: Updating information was not successful. 15.05.24 14:15:20.040 MODULE ( INFO ) : E-R300-09: updating information. 15.05.24 14:15:20.050 MODULE ( WARN ) : Veyon error on E-R300-09: Invalid connection 15.05.24 14:15:20.053 MODULE ( WARN ) : E-R300-09: Updating information was not successful. 15.05.24 14:15:20.082 MODULE ( INFO ) : E-R300-11: updating information. 15.05.24 14:15:20.091 MODULE ( WARN ) : Veyon error on E-R300-11: Invalid connection
As stated in some of the comments in similar issues this error can be addressed by decoupling exam mode and computerroom functionality. This was recently implemented and released via Bug #57604, so I am closing this issue as a duplicate. Feel free to re-open or clone this bug if the error still persists. *** This bug has been marked as a duplicate of bug 57604 ***