I finally run into creating a new car 
Unfortunately, the editor crashed after I inserted two tires.
First, I simply was not allowed to enter more accessories (even other tires).
Second, it suddenly crashed after a couple of minutes of testing.
I attach my logfile
Unfortunately, the editor crashed after I inserted two tires.
First, I simply was not allowed to enter more accessories (even other tires).
Second, it suddenly crashed after a couple of minutes of testing.
I attach my logfile