# PreferenceUtil.java line 2 com.zipow.videobox.util.PreferenceUtil.readBooleanValue

**URL:** <https://devforum.zoom.us/t/preferenceutil-java-line-2-com-zipow-videobox-util-preferenceutil-readbooleanvalue/23949>\
**Category:** Android\
**Created:** [July 13, 2020, 6:08am UTC](https://devforum.zoom.us/t/preferenceutil-java-line-2-com-zipow-videobox-util-preferenceutil-readbooleanvalue/23949 "2020-07-13T06:08:22Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![sa159871](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/sa159871/32/5466_2.png) [@sa159871](https://devforum.zoom.us/u/sa159871)\
**Post date:** [July 13, 2020, 6:08am UTC](https://devforum.zoom.us/t/preferenceutil-java-line-2-com-zipow-videobox-util-preferenceutil-readbooleanvalue/23949/1 "2020-07-13T06:08:22Z")

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**Description**  
Getting a crashlytics error on Firebase which says  
`PreferenceUtil.java line 2 com.zipow.videobox.util.PreferenceUtil.readBooleanValue`

**Which version?**  
Latest Zoom SDK version [v4.6.21666.0429](https://github.com/zoom/zoom-sdk-android/releases/tag/v4.6.21666.0429)

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

- Device: Samsung
- Model: Galaxy A9 (2018)
- OS: 10

**Additional context**

```
Fatal Exception: java.lang.RuntimeException: Unable to stop service com.zipow.videobox.share.ScreenShareServiceForSDK@84f2508: java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.SharedPreferences android.content.Context.getSharedPreferences(java.lang.String, int)' on a null object reference
       at android.app.ActivityThread.handleStopService(ActivityThread.java:4377)
       at android.app.ActivityThread.access$1900(ActivityThread.java:269)
       at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2047)
       at android.os.Handler.dispatchMessage(Handler.java:107)
       at android.os.Looper.loop(Looper.java:237)
       at android.app.ActivityThread.main(ActivityThread.java:7860)
       at java.lang.reflect.Method.invoke(Method.java)
       at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
       at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1075)

```

Please look into this.

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<div class="post-metadata">

**Author:** ![sa159871](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/sa159871/32/5466_2.png) [@sa159871](https://devforum.zoom.us/u/sa159871)\
**Post date:** [July 17, 2020, 10:14am UTC](https://devforum.zoom.us/t/preferenceutil-java-line-2-com-zipow-videobox-util-preferenceutil-readbooleanvalue/23949/2 "2020-07-17T10:14:08Z")

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@carson.zoom Any update on this?

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<div class="post-metadata">

**Author:** ![carson.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/carson.zoom/32/785_2.png) [@carson.zoom](https://devforum.zoom.us/u/carson.zoom)\
**Post date:** [July 17, 2020, 11:31pm UTC](https://devforum.zoom.us/t/preferenceutil-java-line-2-com-zipow-videobox-util-preferenceutil-readbooleanvalue/23949/3 "2020-07-17T23:31:39Z")

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Hi @sa159871,

This issue has been fixed in the latest version [https://github.com/zoom/zoom-sdk-android/releases/tag/v5.0.24437.0708](https://github.com/zoom/zoom-sdk-android/releases/tag/v5.0.24437.0708), please have a try.

Thanks!

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<div class="post-metadata">

**Author:** ![DeveloperBot](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/developerbot/32/12632_2.png) [@DeveloperBot](https://devforum.zoom.us/u/DeveloperBot)\
**Post date:** [August 21, 2020, 10:45pm UTC](https://devforum.zoom.us/t/preferenceutil-java-line-2-com-zipow-videobox-util-preferenceutil-readbooleanvalue/23949/4 "2020-08-21T22:45:16Z")

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Closed on August 21, 2020, 10:45pm UTC