File recovery from the backup image located in the drive which Windows data-deduplicate is enabled fails to restore some files

Published: 2021/06/25
Updated: 2021/06/25

Summary

File Recovery task is executed by running robocopy in background and the original information of access right and attributes are copied. The option of robocopy is selected to exclude junction.
Junction is excluded to eliminate the cause of infinitive loop.

Data-deduplication of files on Windows data-deduplicate drive is implemented by referring to the chunk store which is treated as a sort of junction.

File Recovery from the backup image located in the drive which Windows data-deduplicate is enabled, because the option is selected to exclude junction, fails to restore some files.

Workaround

When restoring a file from a backup image located in the drive which Windows data-deduplicate is enabled, please mount the backup image and manually copy the file.

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