any idea about how to solve this?
Some files are missed.
-Please go to check if these files (xulrunner29.0, xulrunner33.0, xulrunner45.0, xulrunner60.0 ) are in this path: Documents. 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
http://www.botchief.com/xulrunner60.0_x86.zip
http://www.botchief.com/xulrunner60.0_x64.zip
-Please install a Winrar compress tool if you cannot extract the zip file.
You can download winrar tool here:
https://www.win-rar.com/download.html?&L=0
Install following files.
Then restart the program.