Some of files of the software failed to download. You can try to run the software with admin. Or follow following steps to solve it:
Go to check if these files (xulrunner29.0, xulrunner33.0, xulrunner45.0 ) are in this path: C:\Program Files (x86) If they are not here, please go to download these files, then unzip them, then move them to this path.
http://www.botchief.com/xulrunner29.0.zip
http://www.botchief.com/xulrunner33.0.zip
http://www.botchief.com/xulrunner45.0.zip
Please install a Winrar compress tool if you cannot extract the zip file.
Let me know if it works.