Off-Host Incremental backup backs up Full data.
A hotfix is now available for this issue in the current version(s) of the product(s) mentioned in this article. Refer to the Hotfix link under Related Documents at the end of this article to obtain the hotfix needed to resolve the issue.
Backup Exec 2010 R3 Rev 5204 Hotfix 212812 (TECH212812).
Backup Exec 2010