3D FlipBook - I was able to install the plugin, but it was actually causing some major problems with the site and conflicted with the

I was able to install the plugin, but it was actually causing some major problems with the site and conflicted with the theme.

Warning: Declaration of TGM_Bulk_Installer_Skin::before() should be compatible with Bulk_Upgrader_Skin:

So I removed the Plugin to reinstall it, but now it is causing a Parse/ syntax Error.

Parse error: syntax error, unexpected T_STRING in /home2/XXXXX/public_html/wp-content/plugins/3d-flip-book/index.php on line 13