# sendMultipleFileMessage can not create thumbnail?

**URL:** <https://community.sendbird.com/t/sendmultiplefilemessage-can-not-create-thumbnail/7831>\
**Category:** JavaScript\
**Created:** [July 12, 2023, 9:07am UTC](https://community.sendbird.com/t/sendmultiplefilemessage-can-not-create-thumbnail/7831 "2023-07-12T09:07:11Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Moohyun](https://avatars.discourse-cdn.com/v4/letter/m/ee7513/32.png) [@Moohyun](https://community.sendbird.com/u/Moohyun)\
**Post date:** [July 12, 2023, 9:07am UTC](https://community.sendbird.com/t/sendmultiplefilemessage-can-not-create-thumbnail/7831/1 "2023-07-12T09:07:11Z")

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I have a question about using sendMultipleFileMessage.  
I can receive a message event onMessageUpdated,

 ![스크린샷 2023-07-12 오후 6.06.41](https://us1.discourse-cdn.com/flex020/uploads/sendbird/original/2X/d/d810192020c19c8b31d8ca19156dfd0fbc7947f4.png)  
but I can not receive thumbnails

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**Author:** ![Chinmaya\_Gupta](https://sea2.discourse-cdn.com/flex020/user_avatar/community.sendbird.com/chinmaya_gupta/32/1021_2.png) [@Chinmaya\_Gupta](https://community.sendbird.com/u/Chinmaya_Gupta)\
**Post date:** [July 17, 2023, 8:38am UTC](https://community.sendbird.com/t/sendmultiplefilemessage-can-not-create-thumbnail/7831/3 "2023-07-17T08:38:39Z")

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Hello @Moohyun

Welcome to the Sendbird community!

For multiple files message, `message.fileInfoList` holds thumbnails. Can you check the message you received is instance of MultipleFilesMessage but not FileMessage?

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<div class="post-metadata">

**Author:** ![Moohyun](https://avatars.discourse-cdn.com/v4/letter/m/ee7513/32.png) [@Moohyun](https://community.sendbird.com/u/Moohyun)\
**Post date:** [July 17, 2023, 9:58am UTC](https://community.sendbird.com/t/sendmultiplefilemessage-can-not-create-thumbnail/7831/4 "2023-07-17T09:58:47Z")

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yes it’s in the fileInfoList and message type is MultipleFilesMessage

 ![스크린샷 2023-07-17 오후 6.57.24](https://us1.discourse-cdn.com/flex020/uploads/sendbird/original/2X/c/c3ae8ba7e959e6dd7de0ffbaa6058265efcaa92c.png)