As you can see, an internal exception is logged, you can find it in the var/log/exception.log
file.
Enable SSL verification at payment settings. Same issue was cleared for me after this
I’ve stuck here with the same problem. I change de SSL configuration bu stil not working.
Read carefully the last sentence of the first post.
About getting the exception log? I did. And even disabling the Enable SSL verification option it does not works. Any clue?
Publish here the error message from the exception log.