Android Configuration on Linux

I can’t execure “Configure Now” button

How to solve it?

yes, i have

(drwxrwxrwx)

Whenever you click the “Configure Now” button a project.properties file is generated or modified in the directory YourProject\Build\Android. Make sure that you have permissions to create files in that directory.

I check on 4.20 - works fine.

works on 4.21 release!
thank you!