diff --git a/pGina/src/Shared/Registration/CredProviderManager.cs b/pGina/src/Shared/Registration/CredProviderManager.cs
index 6b64166..38ce587 100644
--- a/pGina/src/Shared/Registration/CredProviderManager.cs
+++ b/pGina/src/Shared/Registration/CredProviderManager.cs
@@ -473,7 +473,8 @@ namespace pGina.CredentialProvider.Registration
         public override bool Enabled()
         {
             using (RegistryKey key = Registry.LocalMachine.OpenSubKey(this.ProviderKey))
-            {
+            {
+                if (key == null) return false;
                 object value = key.GetValue("Disabled");
                 if (value == null) return true;
                 else
@@ -494,7 +495,8 @@ namespace pGina.CredentialProvider.Registration
         public override bool Enabled6432()
         {
             using (RegistryKey key = Registry.LocalMachine.OpenSubKey(this.ProviderKey6432))
-            {
+            {
+                if (key == null) return false;
                 object value = key.GetValue("Disabled");
                 if (value == null) return true;
                 else