diff --git a/platforms.go b/platforms.go
index 0bf9b27..adb1014 100644
--- a/platforms.go
+++ b/platforms.go
@@ -80,6 +80,10 @@ func (s *PlatformsService) List(ctx context.Context, f *PlatformFilter) (*Platfo
 	var req *http.Request
 	var err error
 
+	if f == nil {
+		s.client.debugf("f is null!!!!!!!!!!!!!!\n")
+	}
+
 	encoder := schema.NewEncoder()
 
 	form := url.Values{}