I tried to follow :
Is that still up to date?
I downloaded and installed MinGW, but there is no msys.bat.
please, you use the mingw-build-env-win32-20111117.zip from here https://sourceforge.net/projects/fheroes2/files/build-environment/
Some time fheroes crashed with segmentation fault with this envelopment. Always after full destroy any opponent(in save file this situation)
I update all library to last version in envelopment, but problem not fixed:
gdb output and autosave in attachment.