类似这样的报错由于代码问题 但是本地无法复现。造成报警这种如何定位

app ID:wx87d800318bb503df

undefined is not an object (evaluating '_ref2.result')

_callee3$@https://usr//pages/memberPackPages/app-service.js:6042:29

L@https://usr/app-service.js:27989:4386

https://usr/app-service.js:27989:4171

asyncGeneratorStep@https://usr/app-service.js:27873:58

c@https://usr/app-service.js:27873:294

t@https://lib/WASubContext.js:2:65850

https://lib/WASubContext.js:2:65972

e@https://lib/WASubContext.js:2:68425

https://lib/WASubContext.js:2:32641

r@https://lib/WASubContext.js:2:32340

https://lib/WASubContext.js:2:99202