An error occurred while saving the commentBenjamin Fleming commented
Agreed, but you do have the option of turning off the warning banner altogether when applying the effect. Not a fix but does prevent exporting with the warning.
So happy to reveal that Remix is now in Premiere Pro (Beta). You can download the latest beta release from the Creative Cloud Desktop app, and share feedback and bug reports to the forum thread at https://community.adobe.com/t5/premiere-pro-beta-discussions/discuss-remix/td-p/12471259