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After restarting your computer we recommend trying another backup to see if this has resolved your issue.
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You may also want to enable write caching. This solution is used exclusively for backup operations.
- Take the menu option Other Tasks > Edit Defaults
- Select the Advanced category along the top toolbar.
- Select the Advanced Backup Options
- Ensure the option 'Enable file write caching' has a check against it.
- Click Ok to save the Macrium Reflect defaults.
"File System Cache" on the backup target drive
Include Page Disk Write Performance dialog Disk Write Performance dialog
Some systems may experience problems with "Direct Disk I/O" enabled, especially if there is a latent problem with the USB connection. First, check the quality of USB cables and connections and, if you have a USB hub, then try a direct connection. If that doesn't help then change the target drive to use "File System Cache" instead of "Direct Disk I/O"
Please try another backup when the above steps have been performed.