When Creating New Android Project, Getting Error "activity Name Must Be Specified"

When I'm trying to create a new Android Application Project in the step as shown below getting error 'Activity Name must be specified'. Same happens when I try to create a new acti

Solution 1:

In Eclipse Go to Window==>preferences=>Install/update then click uninstall or update =>Click on Installed Software and update your Android development tool.

Solution 2:

This is the feature of action bar. I think that the hierarchical parent activity is launched when the user click on the back button of Action Bar. I give the name of launcher activity here and it works fine... As for launcher activity, there is no Hierarchical parent. :)