| Error / Issue | Likely Cause | |---------------|----------------| | “Invalid upgrade reference” | Typo or reference already used for another installation. | | “No valid previous license found” | Older version license not detected; reinstall older version or use dongle. | | “Upgrade path not allowed” | Trying to upgrade from an incompatible version (e.g., V4.x). | | Trial reverts after 30 days | Reference entered but license generation incomplete. |
If you are using a Magelis HMI (e.g., STU, XBT-GT, XBT-GK series), the internal firmware may need an update to support Vijeo Designer 6.2 features. This is done via a or Firmware Update .
| Error / Issue | Likely Cause | |---------------|----------------| | “Invalid upgrade reference” | Typo or reference already used for another installation. | | “No valid previous license found” | Older version license not detected; reinstall older version or use dongle. | | “Upgrade path not allowed” | Trying to upgrade from an incompatible version (e.g., V4.x). | | Trial reverts after 30 days | Reference entered but license generation incomplete. |
If you are using a Magelis HMI (e.g., STU, XBT-GT, XBT-GK series), the internal firmware may need an update to support Vijeo Designer 6.2 features. This is done via a or Firmware Update . vijeo designer 6.2 upgrade reference number