FileShare ReadWrite not working (C#.NET)

Question

I\'m using a hex-editor control for C#, the source code and binary files can be found here.

One problem when using it was that if a file was loaded in the hex-editor and

Answer 1

1. Change to ReadWrite.
2. Recompile.
3. Try opening a file that you haven't tried opening yet and check if the problem appears.

Possibly, you weren't closing the file appropriately so it remained open even after you closed your application (with previous permissions set to Read)