https://bugs.winehq.org/show_bug.cgi?id=42924
--- Comment #5 from GloriousEggroll@gmail.com --- update:
can confirm after reverting these two commits:
3f7e5d647e40ce09292e7164eb5cc49ac77914cc 09b09b307a0c909bbc185dcb9348603d84a3b479
missions enter/exit/save properly.
Would rather have a proper patch/fix, but at least the problem is pinpointed