1284.531 Error ItemStack.cpp:107: Item stack needs an item and doesn't have one while saving: pointer: 0x000001bd092b1310, item pointer: (nil), ID: 106, count: 1, stack size:
20, prototype stack size: 50, prototype type: module
Logger: :writeStacktrace skipped
1284.531 Error CrashHandler.cpp:186: Map tick at moment of crash: 8586001
1284.531 Error Util.cpp:97: Unexpected error occurred. If you're running the latest version of the game you can help us solve the problem by posting the contents of the log
file on the Factorio forums
Please also include the save file(s), any mods you may be using, and any steps you know of to reproduce the crash
1290.538 Info GlobalContext.cpp:1691: Waiting for save to finish.
1296.961 Cheat Engine detected - ignore crash report!
1296.962 Error CrashHandler.cpp:234: Heap validation: success.
1296.963 Creating crash dump
1297.146 CrashDump success