Usually when installing the Eclipse plug-in due to network instability or download packages are not compatible and other reasons for the installation of a lot of failure,
However, when the plugin is installed once, it will leave a history in the URL of the installation, and each time you switch to the interface of the installation plug-in, the background will be checked again, and pop the same error window, causing many other plug-ins can not be installed.
Here we teach you how to remove the legacy history from the installation.
On the right side of Windows->perferences, install/update, Available software Sites, select the records you want to clear, and click Remove.
(Have wasted a lot of time after installing the plugin failed repeatedly toss ... )
Clear after the display below is also more refreshing.
Eclipse Plugin installation Failed list How to clear-a problem that has been bothering you for a long time