유니티 로그캣에서 java.io.FileNotFoundException가 나면

08-22 17:26:34.141: E/Unity(16854): java.io.FileNotFoundException: http://서버/index.php/블라블라블라

08-22 17:26:34.141: E/Unity(16854): UnityEngine.Debug:Internal_Log(Int32, String, Object)

08-22 17:26:34.141: E/Unity(16854): UnityEngine.Debug:LogError(Object)

08-22 17:26:34.141: E/Unity(16854): <DeckInfoAPI>c__Iterator138:MoveNext() (at C:\코드.cs:51)

서버의 500 error일 확률이 매우 높음.