??????????:
Stuck spot??
?????????????????????????????????????????????Bug??
sticky spot??
??????Stuck Spot?????????Щ????????????????????????е????Bug??Stick Spot??Stuck Spot???????????
Map hole??
?????????????????????????涼??????????????????????????????????????????е??????????????????????????????????????????????????????????????????????????????
Invisible wall??
?????????????????????????????о??????????????????????????汾????????????????????????????????????磨??????????????????????????????????——???????????????????????飬?????????????????Bug?????????????NAB??Not a Bug????
Missing geometry(opposite of invisible wall; you can see it?? but you can't walk through it)
???????????????????????????????????????????????????ɡ?

???????AI??
??AI?????Bug?????????漰???????????????????????????·?????????????
?·??AI????????????????·???????????????
1????濴???????????????·??
2?????????????y????????
3??AI????????????
????????????
AI???????????????????????????????????檔
????????????????????????????????????NPC?????????????????????????????????NPC?????????????????????????NPC??????????????ù????????
Stuck(unable to move correctly through path)??
Don't move??
Die too often??
Fall to follow??
Can't open doors

?????
??????????Bug????????????????????????
?????????Breakable??????????????
?????????????????????“??????”?????棬???????????檔???????????????????顣
??????????￡????????????????????л???????????????????Bug??
Object floats when it's not supposed to??
Object doesn't break??
Object doesn't stop moving after being touched??
Unrealistic gravity??
Impossible to pile objects on top of one another

??????
Freeze??
???????????????д???κο????Debug?????
Crash(black screen)??
?????????????????????????????????????Bug?????涼??С?????Bug??
Crash to desktop(PC)??
???????PC?????Bug????????????????????????
1?????????????????????????檔
2?????????????κ??????Ч??????????????????в???????????
????Bug??
Can't load level??
??????????
unresponsive
?????????Bug???????????????????????????Bug???????????????????????????