may be not work for ver.2.30.20?

[yumusb]

I had try it many times in chinese version 2.30.20.

[devidlis123]

Hello, mine is the same version. No solution?

[Iven-hoo]

i got the problem by printing out the code information. The problem is that the new version of 2.30.20 api interface has changed, and the parameters may have been adjusted

[acecilia]

Closing this as duplicate of #141