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Power Apps: Handle Errors with OnError

Summary by HubSite 365
Microsoft expert: Power Apps error handling with OnError and PowerFX, FirstError tips for Power Platform and Office OnError / App.OnError: App-level Power Fx property that catches unhandled runtime errors across a canvas app. Use it as a global safety net so single formulas don’t need repeated error checks. Where it fires: Triggers when data operations like Patch, Collect, Remove, Update, UpdateIf or SubmitForm fail due to network, permissions,…
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HubSite 365 broke the news in on Tuesday, January 27, 2026.
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