java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.contains(java.lang.CharSequence)' on a null object reference

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Attempt to invoke virtual method 'boolean java.lang.String.contains(java.lang.CharSequence)' on a null object reference
java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.contains(java.lang.CharSequence)' on a null object reference
at com.jessesopanen.Little_Economist.Gamepad.iCadeDeviceName(Gamepad.java:124)
at com.jessesopanen.Little_Economist.Gamepad.EnumerateDevices(Gamepad.java:332)
at com.jessesopanen.Little_Economist.RunnerActivity.doSetup(RunnerActivity.java:541)
at com.jessesopanen.Little_Economist.DemoRenderer$2.run(DemoRenderer.java:574)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:168)
at android.app.ActivityThread.main(ActivityThread.java:5845)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:797)

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