ok, see below guys READ THESE NOTES: PARTICULARLY - RAY-CASTING DOES NOT WORK INSIDE SOME BUILDINGS SO IT IS DISABLED INSIDE FOR ALL. PLEASE DO NOT COMMENT ON HIT THROUGH WALLS IN BUILDINGS, BECAUSE RAYTRACING IS DISABLED INSIDE THE BUILDING. IT IS A KNOWN ISSUE, AND IT IS OUTLINED IN THE BUILD NOTES. and zed's horde is bug and will be hotfix. ps: that build note was written before release 1.7.1. you must read change log and build note both.