# GoCoder SDk license Key Invalid

**URL:** <https://community.wowza.com/t/gocoder-sdk-license-key-invalid/48616>\
**Category:** Wowza Streaming Engine\
**Created:** [April 26, 2017, 6:52pm UTC](https://community.wowza.com/t/gocoder-sdk-license-key-invalid/48616 "2017-04-26T18:52:06Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Muthukumar\_Subraman1](https://avatars.discourse-cdn.com/v4/letter/m/e9bcb4/32.png) [@Muthukumar\_Subraman1](https://community.wowza.com/u/Muthukumar_Subraman1)\
**Post date:** [April 26, 2017, 6:52pm UTC](https://community.wowza.com/t/gocoder-sdk-license-key-invalid/48616/1 "2017-04-26T18:52:06Z")

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I am using Gocoder SDK. But I got the Wowza gocoder sdk license is invalid to an application id.

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**Author:** ![Abdulkadir\_ISIKTAN](https://avatars.discourse-cdn.com/v4/letter/a/e9c0ed/32.png) [@Abdulkadir\_ISIKTAN](https://community.wowza.com/u/Abdulkadir_ISIKTAN)\
**Post date:** [March 1, 2018, 1:27pm UTC](https://community.wowza.com/t/gocoder-sdk-license-key-invalid/48616/2 "2018-03-01T13:27:37Z")

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Use matched package name with license key  
Package name is special for one license key

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**Author:** ![daule\_bap](https://avatars.discourse-cdn.com/v4/letter/d/c68b51/32.png) [@daule\_bap](https://community.wowza.com/u/daule_bap)\
**Post date:** [November 28, 2018, 3:26am UTC](https://community.wowza.com/t/gocoder-sdk-license-key-invalid/48616/3 "2018-11-28T03:26:07Z")

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Hi Abdulkadir IŞIKTAN  
I have issue **WowzaGoCoderSDK: Invalid license key format!**  
but i encountered it some time. Why and how to resolve it?  
Thank!