# Unable to join , runtime error

**URL:** <https://devforum.zoom.us/t/unable-to-join-runtime-error/49390>\
**Category:** Android\
**Tags:** faq\
**Created:** [May 2, 2021, 12:48pm UTC](https://devforum.zoom.us/t/unable-to-join-runtime-error/49390 "2021-05-02T12:48:12Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![studykube](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/studykube/32/26657_2.png) [@studykube](https://devforum.zoom.us/u/studykube)\
**Post date:** [May 2, 2021, 12:48pm UTC](https://devforum.zoom.us/t/unable-to-join-runtime-error/49390/1 "2021-05-02T12:48:12Z")

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Hello  
I try to integrate zoom sdk in my app ,but I get run time error

Android Client SDK version-  
v5.5.1.1319  
I’m getting this error-  
ava.lang.NullPointerException: Attempt to invoke interface method ‘int us.zoom.sdk.MeetingService.joinMeetingWithParams(android.content.Context, us.zoom.sdk.JoinMeetingParams, us.zoom.sdk.JoinMeetingOptions)’ on a null object reference

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**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 3, 2021, 6:53pm UTC](https://devforum.zoom.us/t/unable-to-join-runtime-error/49390/2 "2021-05-03T18:53:05Z")

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Hi @studykube, thanks for using our SDK.

Can you please provide a code snippet showing how your are setting up the `MeetingOptions` and `JoinMeetingParams` objects?

Thanks!

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<div class="post-metadata">

**Author:** ![studykube](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/studykube/32/26657_2.png) [@studykube](https://devforum.zoom.us/u/studykube)\
**Post date:** [May 4, 2021, 4:04am UTC](https://devforum.zoom.us/t/unable-to-join-runtime-error/49390/3 "2021-05-04T04:04:50Z")

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Hi, the issue is resolved .  
Thanks.

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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 4, 2021, 6:00pm UTC](https://devforum.zoom.us/t/unable-to-join-runtime-error/49390/4 "2021-05-04T18:00:06Z")

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That’s great to hear that you resolved the issue!

Please don’t hesitate to reach back out with a new post if you run into any additional issues. 🙂

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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 4, 2021, 4:00am UTC](https://devforum.zoom.us/t/unable-to-join-runtime-error/49390/5 "2021-06-04T04:00:54Z")

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