Many clients have reported receiving the message “WARNING BASE YEAR IS DAMAGED!!!” when opening Collection-Master. To correct this: 1. Type GO. 2. Press [ENTER] to return to the main menu. 3. Navigate to [1-S-4-8] and change the base year to 1950. If you are unable to make this change, please reach out to support at 1.800.435.7257 or email Client Services with any additional questions. read more