An error occurred while setup was updating partition information on
Therefore, we had better try other methods to solve this issue "partitions disappear after installing the Windows 10 Anniversary Update". (Since updating to the Anniversary update earlier one of my partitions won't mount.
It's on a 3TB Seagate ST300DM001 HDD which I have split into 1 2TB partition and 1 1TB partition. Then, right-click or click the "missing" partition and then click "Change Drive Letter" or Change Letter button, and select a suitable letter () in the New Drive Letter list. (Picture below) Finally, tap "Apply" button on the top left corner and click "Yes" to apply pending changes.
Disk Management shows this: In this situation, Ian Mc Keaveney turns to Mini Tool Partition Wizard to reset a drive letter for the "disappeared" partition, and then he can use this partition again. "Resetting drive letter may help you get the "missing" partition back.
If “A disk read error occurred” still appears, move the RAM module on Slot #2 and start the computer again.
If the error is caused by damaged hard disk cables, try any of the following tips to fix the error: If the HDD cables and ports are not damaged, the issue can also be from the hard disk itself.
The following information on this error has been compiled by Neo Smart Technologies, based on the information gathered and reported by our global network of engineers, developers, and technicians or partner organizations.
The error messages, alerts, warnings, and symptoms below are tied to this error.