What to do when AI video generation is slow or stuck in ACE AI Spark.
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AI video generation is resource-intensive and can take several minutes. Here's what's normal and when to take action.
Typically 2–5 minutes
Typically 5–10 minutes
10–30 minutes depending on complexity
Go to Flow and look at the progress bar on your video. If it shows a percentage, the video is still processing.
Video generation involves multiple stages (scene generation, rendering, audio). Each stage takes time. Refreshing the page won't speed it up.
If a video shows no progress for more than 30 minutes, it may have encountered an error. Try generating a new video with a slightly different prompt.
Warning: Do not close your browser tab while a video is processing. While the generation happens server-side, you need the tab open to receive the completion notification.Help Center · Learn · Privacy Policy · Terms of Service · Contact