Hi Jess,
Thank you for contacting the IMA SDK support team.
Kindly note that I have removed your response from the forum where it contains the PII information.
It is always recommended to use the latest versions of the SDK. As of today, the latest version of the IMA iOS is 3.26.1. Would you be able to confirm if you have reproduced the same behavior using our client side Google sample application?
Regarding access raw VAST data from the SDK will check with our team and one of my team members will reach out to you once we have an update on this
To investigate the issue, could you please share the VAST URL and capture the Charles session share it with us via the "Reply to Author" option?
If the file(s) you are looking to share are less than 25mb in total you can attach them to this case on your next reply. If you are having trouble attaching your file to this case or if your file(s) are larger than 25mb, you can share your files with me by performing the following steps:
2. Fill out all fields, and attach your file(s).
3. Please reply back on this thread when you have uploaded your file(s). Please do not share this link.
Find below your response with redacted information.
Hi there,
My partner Plex (network code *************) reached out flagging some abnormal behaviors on iOS which they suspect is due to shortcomings with the IMA SDK. Below is more information:
Our eng team flagged cases where pre-roll ad requests were throttled and then ad requests were missing all together for subsequent pods on iOS. They suspect that IMA is causing a strange code path where the preroll getting a throttled no-ads response leads the client to stop requesting ads for following pods, as iOS is using IMA to manage all ad loading/playback.
Additionally, we have an interactive in-stream video format that allows users to add a title to their Watchlist in one click without interrupting the stream. The IMA SDK doesn't expose the raw VAST data required to display the "Add to Watchlist" button, so we are unable to serve these ads on IMA enabled platforms. These Add to Watchlist videos are key to our house ads strategy and Premium Ads business, so our Eng team would like to discuss potential workarounds/solutions here.
Is it possible to have a call with Plex's Eng team to further discuss this?
![]() |
IMA SDK Team |
[2025-05-28 04:44:13Z GMT] This message is in relation to case "ref:!00D1U01174p.!500Ht01qYMl5:ref" (ADR-00308660)
![]() |
IMA SDK Team |
[2025-05-28 19:34:22Z GMT] This message is in relation to case "ref:!00D1U01174p.!500Ht01qYMl5:ref" (ADR-00308660)
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Hi there,
My partner Plex (network code *************) reached out flagging some abnormal behaviors on iOS which they suspect is due to shortcomings with the IMA SDK. Below is more information:
Our eng team flagged cases where pre-roll ad requests were throttled and then ad requests were missing all together for subsequent pods on iOS. They suspect that IMA is causing a strange code path where the preroll getting a throttled no-ads response leads the client to stop requesting ads for following pods, as iOS is using IMA to manage all ad loading/playback.
Additionally, we have an interactive in-stream video format that allows users to add a title to their Watchlist in one click without interrupting the stream. The IMA SDK doesn't expose the raw VAST data required to display the "Add to Watchlist" button, so we are unable to serve these ads on IMA enabled platforms. These Add to Watchlist videos are key to our house ads strategy and Premium Ads business, so our Eng team would like to discuss potential workarounds/solutions here.
👋
![]() |
IMA SDK Team |
[2025-06-04 22:35:50Z GMT] This message is in relation to case "ref:!00D1U01174p.!500Ht01qYMl5:ref" (ADR-00308660)