diff --git a/src/Microsoft.PowerApps.TestEngine/Microsoft.PowerApps.TestEngine.csproj b/src/Microsoft.PowerApps.TestEngine/Microsoft.PowerApps.TestEngine.csproj
index 5eee6f55e..983557c56 100644
--- a/src/Microsoft.PowerApps.TestEngine/Microsoft.PowerApps.TestEngine.csproj
+++ b/src/Microsoft.PowerApps.TestEngine/Microsoft.PowerApps.TestEngine.csproj
@@ -45,7 +45,7 @@
     
     
     
-    
+    
     
     
     
diff --git a/src/Microsoft.PowerApps.TestEngine/TestInfra/PlaywrightTestInfraFunctions.cs b/src/Microsoft.PowerApps.TestEngine/TestInfra/PlaywrightTestInfraFunctions.cs
index 5ada989e8..32cedf7ca 100644
--- a/src/Microsoft.PowerApps.TestEngine/TestInfra/PlaywrightTestInfraFunctions.cs
+++ b/src/Microsoft.PowerApps.TestEngine/TestInfra/PlaywrightTestInfraFunctions.cs
@@ -115,10 +115,22 @@ public async Task SetupAsync(IUserManager userManager)
                 staticContext.Args = (staticContext.Args ?? Array.Empty()).Concat(headlessArgs).ToArray();
             }
 
-            var browser = PlaywrightObject[browserConfig.Browser];
+            // Use indexer for valid browser (tests assert this), translate null or ArgumentException to UserInputException
+            IBrowserType browser = null;
+            try
+            {
+                browser = PlaywrightObject[browserConfig.Browser];
+            }
+            catch (ArgumentException)
+            {
+                // Ensure we map any Playwright internal invalid browser exceptions to UserInputException
+                _singleTestInstanceState.GetLogger().LogError(BrowserNotSupportedErrorMessage);
+                throw new UserInputException(UserInputException.ErrorMapping.UserInputExceptionInvalidTestSettings.ToString());
+            }
+
             if (browser == null)
             {
-                _singleTestInstanceState.GetLogger().LogError("Browser not supported by Playwright, for more details check https://playwright.dev/dotnet/docs/browsers");
+                _singleTestInstanceState.GetLogger().LogError(BrowserNotSupportedErrorMessage);
                 throw new UserInputException(UserInputException.ErrorMapping.UserInputExceptionInvalidTestSettings.ToString());
             }
 
diff --git a/src/PowerAppsTestEngineWrapper/PowerAppsTestEngineWrapper.csproj b/src/PowerAppsTestEngineWrapper/PowerAppsTestEngineWrapper.csproj
index 85ecae257..97a9e9da3 100644
--- a/src/PowerAppsTestEngineWrapper/PowerAppsTestEngineWrapper.csproj
+++ b/src/PowerAppsTestEngineWrapper/PowerAppsTestEngineWrapper.csproj
@@ -28,7 +28,7 @@
     
     
     
-    
+    
     
     
     
diff --git a/src/testengine.common.user/testengine.common.user.csproj b/src/testengine.common.user/testengine.common.user.csproj
index 494c607cb..e5b0e1143 100644
--- a/src/testengine.common.user/testengine.common.user.csproj
+++ b/src/testengine.common.user/testengine.common.user.csproj
@@ -22,7 +22,7 @@
   
 
   
-    
+    
   
 
   
diff --git a/src/testengine.module.mda/testengine.module.mda.csproj b/src/testengine.module.mda/testengine.module.mda.csproj
index ba4a95322..d52f68c9f 100644
--- a/src/testengine.module.mda/testengine.module.mda.csproj
+++ b/src/testengine.module.mda/testengine.module.mda.csproj
@@ -42,7 +42,7 @@
 
   
     
-    
+    
     
     
   
diff --git a/src/testengine.module.pause/testengine.module.pause.csproj b/src/testengine.module.pause/testengine.module.pause.csproj
index cdc844dee..bef24444f 100644
--- a/src/testengine.module.pause/testengine.module.pause.csproj
+++ b/src/testengine.module.pause/testengine.module.pause.csproj
@@ -43,7 +43,7 @@
 
   
     
-    
+    
     
     
   
diff --git a/src/testengine.module.powerapps.portal/testengine.module.powerapps.portal.csproj b/src/testengine.module.powerapps.portal/testengine.module.powerapps.portal.csproj
index 1bcc0a5d4..d5e6346c4 100644
--- a/src/testengine.module.powerapps.portal/testengine.module.powerapps.portal.csproj
+++ b/src/testengine.module.powerapps.portal/testengine.module.powerapps.portal.csproj
@@ -49,7 +49,7 @@
 
   
     
-    
+    
     
     
     
diff --git a/src/testengine.module.simulation/testengine.module.simulation.csproj b/src/testengine.module.simulation/testengine.module.simulation.csproj
index a88286f8a..6f9858979 100644
--- a/src/testengine.module.simulation/testengine.module.simulation.csproj
+++ b/src/testengine.module.simulation/testengine.module.simulation.csproj
@@ -23,7 +23,7 @@
 
   
     
-    
+