Remember: an overflow error does not mean your backups are lost. It means Veeam has encountered a value it cannot handle—and with the steps above, you can safely correct that imbalance.
If you use block cloning, the overflow may be arithmetic: veeam backup and replication overflow error
Overflow while performing mathematical operation. Value was either too large or too small for an Int32. Remember: an overflow error does not mean your
After digging through logs, consulting Veeam’s engineering responses, and testing real-world scenarios, this article investigates the root causes, the hidden mechanics, and the solutions for the infamous overflow error. Value was either too large or too small for an Int32
: SQL Server Express has a hard database size limit (e.g., 10 GB for SQL 2012 and later).
Create a targeting a different repository. If it runs without overflow, the problem is repository-specific (corrupt metadata or backup file).