# Fatal Exception: java.lang.AssertionError

**URL:** <https://devforum.zoom.us/t/fatal-exception-java-lang-assertionerror/68804>\
**Category:** Android\
**Created:** [May 11, 2022, 12:19pm UTC](https://devforum.zoom.us/t/fatal-exception-java-lang-assertionerror/68804 "2022-05-11T12:19:58Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![ranjit.barve](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/ranjit.barve/32/37592_2.png) [@ranjit.barve](https://devforum.zoom.us/u/ranjit.barve)\
**Post date:** [May 11, 2022, 12:19pm UTC](https://devforum.zoom.us/t/fatal-exception-java-lang-assertionerror/68804/1 "2022-05-11T12:19:58Z")

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**Description**  
Fatal Exception: java.lang.AssertionError  
at com.zipow.videobox.util.PreferenceUtil.initialize(PreferenceUtil.java:1)  
at com.zipow.videobox.x.a.b.a(ZmMeetingUIHelper.java:10)  
at com.zipow.videobox.ConfActivity.onCreate(ConfActivity.java:2)  
at com.zipow.videobox.d.onCreate(ConfAccessibilityActivity.java:1)  
at com.zipow.videobox.ConfActivityNormal.onCreate(ConfActivityNormal.java:7)  
at us.zoom.sdk.MeetingActivity.onCreate(MeetingActivity.java:1)  
at com.byteachers.timetable.features.details.ui.view.activity.ZoomMeetingActivity.onCreate(ZoomMeetingActivity.kt:16)  
at android.app.Activity.performCreate(Activity.java:7957)  
at android.app.Activity.performCreate(Activity.java:7946)  
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1307)  
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3598)  
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3775)  
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83)  
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)  
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)  
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2261)  
at android.os.Handler.dispatchMessage(Handler.java:107)  
at android.os.Looper.loop(Looper.java:237)  
at android.app.ActivityThread.main(ActivityThread.java:8107)  
at java.lang.reflect.Method.invoke(Method.java)  
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:496)  
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1100)

**Which Android Meeting SDK version?**  
zoom-sdk-android-5.4.3.613

**To Reproduce(If applicable)**  
After start meeting on below device crashesh found -  
Device  
Brand:samsung  
Model:Galaxy Tab S4  
Orientation: Portrait  
Version:Android 10  
Orientation: Portrait  
Rooted:No

**Smartphone (please complete the following information):**

- Device: Brand:samsung  
Model:Galaxy Tab S4  
Orientation: Portrait
- OS: Operating system  
Version:Android 10

**Additional context**  
Add any other context about the problem here.

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<div class="post-metadata">

**Author:** ![jon.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/jon.zoom/32/13495_2.png) [@jon.zoom](https://devforum.zoom.us/u/jon.zoom)\
**Post date:** [May 12, 2022, 6:22pm UTC](https://devforum.zoom.us/t/fatal-exception-java-lang-assertionerror/68804/2 "2022-05-12T18:22:23Z")

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Hi @ranjit.barve, thanks for using our SDK.

Sorry to hear you’re running into a crash. It looks like the beginning of the stack trace was cut off. Can you please provide that so we can investigate?

Thanks!

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/6/1/614bdd549b610bbaa46ff934617683a02bdaa03c.png) [@system](https://devforum.zoom.us/u/system)\
**Post date:** [June 12, 2022, 4:22am UTC](https://devforum.zoom.us/t/fatal-exception-java-lang-assertionerror/68804/3 "2022-06-12T04:22:39Z")

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Closed on June 12, 2022, 4:22am UTC

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