diff --git a/DS4Windows/DS4Control/Mapping.cs b/DS4Windows/DS4Control/Mapping.cs
index 01ea4a3..2950896 100644
--- a/DS4Windows/DS4Control/Mapping.cs
+++ b/DS4Windows/DS4Control/Mapping.cs
@@ -1940,6 +1940,11 @@ namespace DS4Windows
                         actionDoneCount--;
                     }
 
+                    if (action == null)
+                    {
+                        continue;
+                    }
+
                     double time = 0.0;
                     //If a key or button is assigned to the trigger, a key special action is used like
                     //a quick tap to use and hold to use the regular custom button/key