Showing posts from October, 2017

Error mounting ISO file - "Sorry, there was a problem mounting the file"

Recently, I've had problems using the built in functionality of Windows Explorer to mount ISO files as a virtual DVD drive.  When I tried to mount an iso, there was a long delay with the 'wait' cursor, and eventually I got an error dialog which said simply "Sorry, there was a problem mounting the file."  Subsequent attempts to mount an iso file (whether the same file or a different file) would immediately return the error, without delay.  
I searched far and wide online and could not find a solution that applied in my environment.  Eventually, I tried mounting the iso using the "Mount-DiskImage" powershell command in hopes of getting a more informative error message.  The error I got was:
Mount-DiskImage : A virtual disk support provider for the specified file was not found. 
Searching for that error message lead me to posts about problems installing a device driver.  Then, everything clicked...
Some time ago, we implemented some Device Installation Restr…