Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

java.lang.NoClassDefFoundError: android.support.v7.view.menu.MenuBuilder	at android.support.v7.widget.ActionMenuView.getMenu(ActionMenuView.java:642)	at android.support.v7.widget.Toolbar.ensureMenu(Toolbar.java:864)	at android.support.v7.widget.Toolbar.getMenu(Toolbar.java:835)