In my case, there are two coverage reports(UI_coverage.xml and Back_end_coverage.xml)。 The Doc. says:  I think it means that multiple reports are supported, so I set "file" parameter like this:  And it could not work, what should I do?  Thanks
In my case, there are two coverage reports(UI_coverage.xml and Back_end_coverage.xml)。
The Doc. says:

I think it means that multiple reports are supported,


so I set "file" parameter like this:
And it could not work, what should I do?
Thanks