Do you experience problems during downloading?
Check your connection in Status and Interface settings window.
Use Test Server in Config > Servers.
We will probably ask you to do a test using only basic settings.
Do you experience problems during repair or unpacking?
Enable +Debug logging in the Status and Interface settings window and share the relevant parts of the log here using [ code ] sections.
You can use a pre-queue script to check for that, and make it refuse or pause the job if the year is missing. The check itself would typically be implemented in the form of a regular expression, along the lines of