BKE_libblock_free_us() was called on the object data, which decrements its user count, after which the same function was called on the object, which decrements the user count of the object data again. This double decrement was too much.
BKE_libblock_free_us() was called on the object data, which decrements its user count, after which the same function was called on the object, which decrements the user count of the object data again. This double decrement was too much.