Version

2.6.6

Reproduction link

Vue.config.errorHandler: https://jsfiddle.net/0aeufxmr/5/
errorCaptured option: https://jsfiddle.net/shenron/kbuymoz0/

Steps to reproduce

Just click click1 and click2 you will see the difference

What is expected?

when clicking click1, the message should be error response

What is actually happening?

message not changed