Retry ElevationElevate once if we think it failed due to antivirus interference.

1 files changed, 4 insertions, 0 deletions

diff --git a/src/engine/elevation.cpp b/src/engine/elevation.cpp
index 1b9336e0..0b96c300 100644
--- a/src/engine/elevation.cpp
+++ b/src/engine/elevation.cpp
@@ -291,6 +291,10 @@ extern "C" HRESULT ElevationElevate(
             LogId(REPORT_STANDARD, MSG_LAUNCH_ELEVATED_ENGINE_SUCCESS);
 
             hr = PipeWaitForChildConnect(&pEngineState->companionConnection);
+            if (HRESULT_FROM_WIN32(ERROR_NO_DATA) == hr)
+            {
+                hr = E_SUSPECTED_AV_INTERFERENCE;
+            }
             ExitOnFailure(hr, "Failed to connect to elevated child process.");
 
             LogId(REPORT_STANDARD, MSG_CONNECT_TO_ELEVATED_ENGINE_SUCCESS);