[Kepler] CC intermittently blinks on Live TV channels with real-time generated captions


:backhand_index_pointing_right: Bug Description


1. Summary

CC intermittently blinks on Live TV channels with real-time generated captions and sometimes change positions really quick which make it hard to read

App Name: Pluto TV
App Link on Amazon Appstore (found through Developer Console → Actions column in App List → View on Amazon.com): Pluto TV - Watch Free Movies, Shows & Live TV - App on Amazon Appstore

Bug Severity
Select one that applies

  • Impacts operation of app
  • Blocks current development
  • Improvement suggestion
  • Issue with documentation (If selected, please share the doc link and describe the issue)
  • Other

2. Steps to Reproduce

  1. Launch the app
  2. Play a channel with real-time generated captions (e.g. CBS News)
  3. Turn on the CC
  4. Validation the behavior of the captions displayed

3. Observed Behavior

  1. CC intermittently blinks on Live TV channels with real-time generated captions.
  2. When blinking also change positions really quick which make it hard to read.

4. Expected Behavior

  1. CC must never blink.
  2. CC must be always displayed at the bottom of the screen.

4.a Possible Root Cause & Temporary Workaround

- No temporary workaround identified yet

5. Logs or crash report

CC auto-generated issue.log (9.5 MB)

6. Environment

  • SDK Version: v0.20
  • App State: Cool start
  • OS Information:
sh(com.amazon.dev.shell):/$ cat /etc/os-release
NAME="OS"
OE_VERSION="4.0.0"
OS_MAJOR_VERSION="1"
OS_MINOR_VERSION="1"
RELEASE_ID="2"
OS_VERSION="1.1"
BRANCH_CODE="VegaMainlineTvIntegration"
BUILD_DESC="OS 1.1 (VegaMainlineTvIntegration/4398)"
BUILD_FINGERPRINT="4.0.138086.0(3072cab629675a74)/4398N:user-external/release-keys"
BUILD_VARIANT="user-external"
BUILD_TAGS="release-keys"
BUILD_DATE="Fri Jul 25 09:06:08 UTC 2025"
BUILD_TIMESTAMP="1753434368"
VERSION_NUMBER="201010439850"
sh(com.amazon.dev.shell):/$ 

7. Example Code Snippet / Screenshots / Screengrabs

Include any relevant code or component setup in React Native that can help reproduce the bug.

N/A

:backhand_index_pointing_right: Playback Issues


N/A

6. Evidence:

Hi @Alvaro_Tarrifa,

Thanks for reaching out! Our team will look into this and get back.

Hi @Alvaro_Tarrifa,

Our team was unable to see this issue in PlutoTV app version 0.7.1. Could you please let us know if you are still facing this issue?

Regards,
Siva

This issue is not longer reproducible on App version 0.8.1.

This topic was automatically closed 14 days after the last reply. New replies are no longer allowed.