Powerautomate-控制Edge-浏览器-报错-Failed to assume control of Microsoft Edge (communication with Power Automate web extension failed)
Posted on 2026-06-11 13:45 520_1351 阅读(2) 评论(0) 收藏 举报运行 powerautomate 桌面流,操作Edge浏览器,报如下错误:
Problem while executing action 'AttachToEdgeByTitle'. Failed to assume control of Microsoft Edge (communication with Power Automate web extension failed) Microsoft.Flow.RPA.Desktop.Modules.SDK.Extended.Exceptions.InternalActionException: Failed to assume control of Microsoft Edge (communication with Power Automate web extension failed) ---> Microsoft.Flow.RPA.Desktop.UIAutomation.WebAutomation.Core.WebExtensionsBrowser.WebExtensionHostNotAvailableException: Could not connect to the web extension's native message host within the remaining timeout period (4 seconds). ---> System.TimeoutException: The operation has timed out. at Microsoft.Flow.RPA.Desktop.UIAutomation.Shared.Rpc.NamedPipesRpcPeer.CreatePipeStream(String pipeName, Boolean isServer, TimeSpan connectTimeout, Int32 bufferSize, CancellationToken cancellationToken) at Microsoft.Flow.RPA.Desktop.UIAutomation.Shared.Rpc.NamedPipesRpcPeer..ctor(String pipeName, RpcInterfaceRegistar interfaceRegistar, Boolean isServer, TimeSpan connectTimeout, TimeSpan callTimeout, Int32 bufferSize, ILogger`1 logger, CancellationToken cancellationToken)
解决方法:
找到 扩展,Microsoft Power Automate ,
1、然后将其打开
2、钩选:Allow in InPrivate
3、钩选:Allow access to file URLs

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