report errors:

Handler dispatch failed; nested exception is java.lang.AbstractMethodError:“must either be declared abstract   abstract method ‘getWXPayDomain()’ in ‘WXPayConfig

The payment can not work normally

 
 
solve:

You need to download the Java version of the SDK package officially, and then open the wxpayconfig file

Add a public to all the abstract methods, and then package and install them locally to solve the problem

 
 
After watching, Congratulations, I know a little more!!!

The more you know, the more you don’t know!  
~ Thank you for reading,   Your support is the biggest motivation for my study!   come on.  , Strangers work together and encourage each other!!

Note: if there is any improvement or mistake in this article, you are welcome to specify one or two~~