Just got this error: Could not save post: Collection was modified; enumeration operation may not execute

Topics: ASP.NET 2.0
Aug 8, 2014 at 11:30 PM
See the screen shot - no YSOD, just the error in the yellow message at the top of the screen

Image

Any thoughts as to what causes this? Is seems to be very random.
Aug 9, 2014 at 3:56 PM
Try to remove esclamation ( ! ) from Title and Slug?