RPC_S_PROXY_ACCESS_DENIED 0x800706C1

Error code 1729 · HRESULT 0x800706C1

WINDOWS

Access to the HTTP proxy is denied.

Windows troubleshooting diagram: Device Manager warning and a system file scan
Windows errors: check drivers, system files and Event Viewer, in that order.

What it means

RPC_S_PROXY_ACCESS_DENIED is a Windows error code (system error 1729, returned as HRESULT 0x800706C1) reported by Windows. Its official message is: “Access to the HTTP proxy is denied.”

How to fix RPC_S_PROXY_ACCESS_DENIED

  1. Run the affected program as administrator (right-click → Run as administrator)
  2. Check permissions on the target resource: Properties → Security → your account
  3. Check Event Viewer → Windows Logs → Security for the matching audit entry

Related errors

RPC_S_PROTOCOL_ERRORRPC_S_UNSUPPORTED_TRANS_SYNRPC_S_CALL_FAILED_DNE0x800F09880x800F09500x800F0954WU_E_DOWNLOAD_FAILEDWU_E_NOT_APPLICABLE

Source: Microsoft WinError.h

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