white screen cause create

16:34:05.069 reportJSException >>>> exception function:createInstanceContext, exception:white screen cause create instanceContext failed,check js stack ->
at eval (<anonymous>:20:1)
at (app-service.js:14764:1)
at webpack_require (app-service.js:80:30)
at eval (<anonymous>:9:37)
at eval (<anonymous>:167:30)
at (app-service.js:101148:1)
at webpack_require (app-service.js:80:30)
at eval (<anonymous>:2:669)
at (app-service.js:101137:1)
at __webpack_require__ (app-service.js:80:30)

这啥问题？