Unable to list target platforms error for Android build on 5.5.2f1

Im using Unity on Windows 10 and I keep getting failure message. “Unable to list target platforms. Please make sure the android sdk path is correct. See the Console for more details. See the Console for details.”
Here is a couple screenshot for my setup:

Did I setup unity incorrectly? What should I do to get unity to build my app?

A) check that your unity installation path does not have any funky characters like exclamation points!!!

Or it’s this known bug in which case:

B) downgrade your android build tools as instructed here

Seems you’re in luck. It should be fixed
in 5.6.0p3