diff --git a/Source/SenseGlove/Private/SenseGlove/SGHeadMountDisplay.cpp b/Source/SenseGlove/Private/SenseGlove/SGHeadMountDisplay.cpp
index 09af1270..be45c57f 100644
--- a/Source/SenseGlove/Private/SenseGlove/SGHeadMountDisplay.cpp
+++ b/Source/SenseGlove/Private/SenseGlove/SGHeadMountDisplay.cpp
@@ -41,7 +41,7 @@
 
 FName FSGHeadMountDisplay::GetDeviceName()
 {
-    if (GEngine->XRSystem.IsValid() && GEngine->XRSystem->IsHeadTrackingAllowed())
+    if (GEngine && GEngine->XRSystem.IsValid() && GEngine->XRSystem->IsHeadTrackingAllowed())
     {
         const IHeadMountedDisplay* Device{GEngine->XRSystem->GetHMDDevice()};
         if (Device)
@@ -133,7 +133,7 @@ bool FSGHeadMountDisplay::IsHtcVivePro()
 
     if (bNameMatches)
     {
-        if (GEngine->XRSystem.IsValid() && GEngine->XRSystem->IsHeadTrackingAllowed())
+        if (GEngine && GEngine->XRSystem.IsValid() && GEngine->XRSystem->IsHeadTrackingAllowed())
         {
             IHeadMountedDisplay* Device{GEngine->XRSystem->GetHMDDevice()};
             if (Device)
@@ -192,7 +192,7 @@ bool FSGHeadMountDisplay::IsHtcViveFocus3()
 
     if (bNameMatches)
     {
-        if (GEngine->XRSystem.IsValid() && GEngine->XRSystem->IsHeadTrackingAllowed())
+        if (GEngine && GEngine->XRSystem.IsValid() && GEngine->XRSystem->IsHeadTrackingAllowed())
         {
             IHeadMountedDisplay* Device{GEngine->XRSystem->GetHMDDevice()};
             if (Device)
@@ -252,7 +252,7 @@ bool FSGHeadMountDisplay::IsHtcViveXRElite()
 
     if (bNameMatches)
     {
-        if (GEngine->XRSystem.IsValid() && GEngine->XRSystem->IsHeadTrackingAllowed())
+        if (GEngine && GEngine->XRSystem.IsValid() && GEngine->XRSystem->IsHeadTrackingAllowed())
         {
             IHeadMountedDisplay* Device{GEngine->XRSystem->GetHMDDevice()};
             if (Device)