An app that runs fine on other phones won’t install on some phones, giving the error above. Using AppSheet version 13.8.2, updated March 2, 2020.


I just saw your post, however I suggest to ask directly to for this ERR_FAILED you’ve experiencing.

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This is a known issue to us. It happens sometimes. You have to delete the Cache / Data of the App, or you have to reinstall the AppSheet App.

Please tell us what helped you and what insights you got from the support.