The instructions mentioned there are the same you need to perform for the 0x0000007B error.
Fix #4: Check or remove hardware If you installed a new hardware piece, remove it and restart your computer.
For situations where the UNMOUNTABLE_BOOT_VOLUME error is caused by incorrect or outdated information regarding the Windows partition in the boot configuration files (BOOT.
Most Win XP shutdown problems reported thus far have been that it reboots when shutdown is attempted.
To repair your computer from this error, try the following fixes: Fix #1: Boot into the Last Known Good Configuration mode The Last Known Good Configuration mode can solve issues caused by an incorrect or misconfigured driver.
To boot into this mode, follow these steps: Fix #2: Remove any new installed software or drivers If the error showed up after you installed a new software or a device driver, remove it from your system and try again.
Fix #3: Check the hard disk cables Make sure all your hard disk cables are connected properly.
The blue screen error with the code “0x000000D1” and name as “DRIVER_IRQL_NOT_LESS_THAN_OR_EQUAL_TO” can be caused by a faulty driver.