My system cannot process .rar files, and I have no desire to hunt for a .rar utility for my (no longer supported) system and to pay just to decode the files.
.zip files are a standardized format. Try that.
But better yet, just show the appropriate section of your code, narrowing the problem as much as possible. You should be able to isolate it to three or so lines.
Oh yes: a copy of the error message is sometimes of passing interest to those of us whose crystal ball is in the shop for tune-up.
