From dda1ee9755939e796fd60a9f9180c0d3fcfd8bfa Mon Sep 17 00:00:00 2001
From: Pierre Tremblay <pierre.tremblay@autodesk.com>
Date: Tue, 15 Mar 2022 14:51:15 -0400
Subject: [PATCH] Add check in context ops to avoid Add Maya Reference on Maya
 reference prim.

---
 lib/mayaUsd/ufe/UsdContextOps.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/mayaUsd/ufe/UsdContextOps.cpp b/lib/mayaUsd/ufe/UsdContextOps.cpp
index 969df66be0..82aec5699a 100644
--- a/lib/mayaUsd/ufe/UsdContextOps.cpp
+++ b/lib/mayaUsd/ufe/UsdContextOps.cpp
@@ -634,8 +634,11 @@ Ufe::ContextOps::Items UsdContextOps::getItems(const Ufe::ContextOps::ItemPath&
             items.emplace_back(kEditAsMayaItem, kEditAsMayaLabel, kEditAsMayaImage);
             items.emplace_back(kDuplicateAsMayaItem, kDuplicateAsMayaLabel);
         }
-        if (TfGetenvBool("MAYAUSD_ENABLE_ADD_MAYA_REFERENCE", false))
-            items.emplace_back(kAddMayaReferenceItem, kAddMayaReferenceLabel);
+        if (TfGetenvBool("MAYAUSD_ENABLE_ADD_MAYA_REFERENCE", false)) {
+            if (prim().GetTypeName() != TfToken("MayaReference")) {
+                items.emplace_back(kAddMayaReferenceItem, kAddMayaReferenceLabel);
+            }
+        }
         items.emplace_back(Ufe::ContextItem::kSeparator);
 #endif