candyleer edited a comment on issue #3035: NPE Aspect URL: https://github.com/apache/skywalking/issues/3035#issuecomment-509963181 @MrZhengliang I think it's the problem of your business code,cause from your log ,the line number(93) is call your own method that throw NPE. the log say the NPE exist in `GoodsExternalController.java:110`,method is `shopGoodsListPage` If not, can you provide a demo contains the controller together? 
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