i get this error after installing your extension.
Application runtime path “/home/ubuntu/boutiqaat/pub/ub-tool/protected/runtime” is not valid. Please make sure it is a directory writable by the Web server process.
please see the attached screenshots
i have already give 777 access to the folder
https://www.dropbox.com/s/ki54j78dcyb014z/Screenshot%202016-08-22%2000.02.01.png?dl=0
https://www.dropbox.com/s/3kr2w6hwvlcumjz/Screenshot%202016-08-22%2000.02.10.png?dl=0