에러 나는것좀 잡아주세요 고수님들

2x <string>:"TTH_InspectPVPTeam1:":118: attempt to index field "?" (a nil value)
<string>:"*:":118: in function "TTH_InspectPVPTeam_Update"
string>:"*:":19: in function "TTH_InspectPVPFrame_Update"
<string>:"*:OnEvent":2: in function <string>:"*:OnEvent":1

Locals:

 

 

이렇게 자꾸 에러가 나네요 좀 알려주세요