1. Please describe as detailed as possible what you did and which problem that leads to.
The MapEditor throws up such error messages, and sometimes while loading crashes: (I haven't worked on this tile for a long time.)
When I want to save the map:
After in game:
It happened one day to the next, and I didn't edit anything. (Objects too.)
I haven't experienced anything like this before.
2. Please post your logfile and if possible attach your debug logfile, as well, which have been created during the problem occured.