# CC/Subtitle not working, Is Description field mandatory in subtitle config

**URL:** <https://forum.developer.roku.com/t/cc-subtitle-not-working-is-description-field-mandatory-in-subtitle-config/11080>\
**Category:** Archived\
**Tags:** roku-developer-program\
**Created:** [May 3, 2024, 12:54pm UTC](https://forum.developer.roku.com/t/cc-subtitle-not-working-is-description-field-mandatory-in-subtitle-config/11080 "2024-05-03T12:54:32Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Nimisha02](https://avatars.discourse-cdn.com/v4/letter/n/49beb7/32.png) [@Nimisha02](https://forum.developer.roku.com/u/Nimisha02)\
**Post date:** [May 3, 2024, 12:54pm UTC](https://forum.developer.roku.com/t/cc-subtitle-not-working-is-description-field-mandatory-in-subtitle-config/11080/1 "2024-05-03T12:54:32Z")

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CC is not working, Even after has **eia608/trackName** has set to track id and language value, Is the Description field mandatory in subtitle config, because it has empty “” value in description field.