[fpc-pascal]Wrong Signature

Jonas Maebe jonas at zeus.rug.ac.be
Mon Nov 26 13:21:36 CET 2001

On zaterdag, november 24, 2001, at 11:32 , mpdj at btinternet.com wrote:

> I'm got a new error message and I don't understand what it means. I've 
> just updated from V1.04 to V1.1 because I would like to use the Dynamic 
> Array feature. It compiled fine before and the program executed 
> correctly.
> Since updating to the latest snapshots, I now get the following error 
> before the program even does anything. Even GDB reports just the WIN32 
> API DLLs being loaded then the error below.
> Marked memory at 0x0044F3EC invalid
> Wrong signature $18F30D8A instead of 73CCAD16
> Program exited with code 01.

This means that somewhere some memory corruption is going on. Compile 
the program and all units it uses with -ghl and you'll see line numbers 
printed next to the backtrace addresses. That way, you should be able to 
find out where the error is occurring.


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