android - Click at (160.0, 120.0) can not be completed! (java.lang.SecurityException: Injecting to another application requires INJECT_EVENTS permission) -

when tried run android unit test, kept getting

junit.framework.assertionfailederror: click @ (160.0, 120.0) can not completed! (java.lang.securityexception: injecting application requires inject_events permission) @ com.robotium.solo.clicker.clickonscreen(clicker.java:106) @ com.robotium.solo.clicker.clickonscreen(clicker.java:205) @ com.robotium.solo.clicker.clickonscreen(clicker.java:170) @ com.robotium.solo.solo.clickonview(solo.java:1096) @ course.labs.notificationslab.tests.newfeedtest.testrun(newfeedtest.java:41) @ android.test.instrumentationtestcase.runmethod(instrumentationtestcase.java:214) @ android.test.instrumentationtestcase.runtest(instrumentationtestcase.java:199) @ android.test.activityinstrumentationtestcase2.runtest(activityinstrumentationtestcase2.java:192) @ android.test.androidtestrunner.runtest(androidtestrunner.java:191) @ android.test.androidtestrunner.runtest(androidtestrunner.java:176) @ android.test.instrumentationtestrunner.onstart(instrumentationtestrunner.java:555) @ android.app.instrumentation$instrumentationthread.run(instrumentation.java:1879)

does happen know reason , how solve issue?

thanks.

this caused if soft keyboard open , covering item trying click. i'd suggest making sure closed before continuing.