Uninstalling MassTransit Web Assistant on Mac OS X
Quit the web browser if it is running.
Quit the MassTransit Assistant application if it is running.
Navigate to the Group Logic folder containing MassTransit Web Assistant 7.app. The folder is located in: <Startup Drive>/Users/<User Name>/Library/Application Support/Group Logic/
Navigate to the location specified below and delete MassTransitWebPlugin.plugin and MassTransitWebKitPlugin.bundle from: <Startup Drive>/Users/<User Name>/Library/Internet Plug-Ins
Note: By default the Library folder is hidden on Mac OS X 10.7 and later. An easy way to show it in the Finder is to hold down the Option key and click on the Go menu. The Library folder will then appear in the menu and can be selected to open it.