Please make sure you have the latest version of Java installed on your local workstation, more information can be found here: are the steps in order to use an application interactively from the Grid Portal at :

The first step is to log into the grid portal and select the Interactive tab:

The next step is to select the application you wish to use interactively, for this example we are going to choose Xstata on the Hoffman2 cluster:

Set your Twitter account name in your settings to use the TwitterBar Section.