QuestionNodeActivity.java line 115 issue came on 2.0.1-2 app version on the Moto e4 plus phone supporting android 7.1.1 (nougat)

[Sidintelehealth]

Fatal Exception: java.lang.RuntimeException: Unable to start activity ComponentInfo{app.intelehealth.client/app.intelehealth.client.activities.questionNodeActivity.QuestionNodeActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.length()' on a null object reference
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2756)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2825)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1557)
at android.os.Handler.dispatchMessage(Handler.java:110)
at android.os.Looper.loop(Looper.java:203)
at android.app.ActivityThread.main(ActivityThread.java:6339)
at java.lang.reflect.Method.invoke(Method.java)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1084)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:945)