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

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, 1 year ago
Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference
java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference
at com.nextgis.maplibui.activity.ModifyAttributesActivity.hasEdits(ModifyAttributesActivity.java:504)
at com.nextgis.maplibui.activity.ModifyAttributesActivity.onOptionsItemSelected(ModifyAttributesActivity.java:458)
at android.support.v7.app.AppCompatActivity.onMenuItemSelected(AppCompatActivity.java:188)
at android.support.v7.view.WindowCallbackWrapper.onMenuItemSelected(WindowCallbackWrapper.java:103)
at android.support.v7.view.WindowCallbackWrapper.onMenuItemSelected(WindowCallbackWrapper.java:103)
at android.view.View.performClick(View.java:4856)
at android.view.View$PerformClick.run(View.java:19956)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:211)
at android.app.ActivityThread.main(ActivityThread.java:5389)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1020)

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