unable to start activity crash

[zaccog]

Reported on Google Play: Nov 30 4:33 PM
Application version: 1.0.0
Android version: 5.0.0
Device: Nexus 5 (hammerhead)

java.lang.RuntimeException: Unable to start activity ComponentInfo{it.smartcommunitylab.bikesharing.rovereto/smartcampus.activity.DetailsActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ImageView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2298)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
at android.app.ActivityThread.handleRelaunchActivity(ActivityThread.java:3912)
at android.app.ActivityThread.access$900(ActivityThread.java:144)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1284)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5221)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ImageView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference
at smartcampus.activity.DetailsActivity.fillViews(DetailsActivity.java:154)
at smartcampus.activity.DetailsActivity.onCreate(DetailsActivity.java:56)
at android.app.Activity.performCreate(Activity.java:5933)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)
... 11 more

[zaccog]

another instance....

Reported on Google Play: Dec 23 3:03 PM
Application version: 1.0.0
Android version: 5.0.0
Device: Nexus 5 (hammerhead)

java.lang.RuntimeException: Unable to start activity ComponentInfo{it.smartcommunitylab.bikesharing.rovereto/smartcampus.activity.DetailsActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ImageView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2298)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
at android.app.ActivityThread.handleRelaunchActivity(ActivityThread.java:3912)
at android.app.ActivityThread.access$900(ActivityThread.java:144)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1284)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5221)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ImageView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference
at smartcampus.activity.DetailsActivity.fillViews(DetailsActivity.java:154)
at smartcampus.activity.DetailsActivity.onCreate(DetailsActivity.java:56)
at android.app.Activity.performCreate(Activity.java:5933)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)
... 11 more

[zaccog]

Yet another instance...

Reported: Jan 9, 3:28 PM
Application version: 1.0.1
Android version: Android 5.0
Device: Nexus 5 (hammerhead)

java.lang.RuntimeException: Unable to start activity ComponentInfo{it.smartcommunitylab.bikesharing.rovereto/smartcampus.activity.DetailsActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ImageView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2298)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
at android.app.ActivityThread.handleRelaunchActivity(ActivityThread.java:3912)
at android.app.ActivityThread.access$900(ActivityThread.java:144)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1284)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5221)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ImageView.setOnClickListener(android.view.View$OnClickListener)' on a null object reference
at smartcampus.activity.DetailsActivity.fillViews(DetailsActivity.java:163)
at smartcampus.activity.DetailsActivity.onStart(DetailsActivity.java:63)
at android.app.Instrumentation.callActivityOnStart(Instrumentation.java:1220)
at android.app.Activity.performStart(Activity.java:5949)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2261)
... 11 more