diff --git a/.gitignore b/.gitignore
index e0bfe9a..e2e66cb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,3 +22,4 @@
 go.work
 
 .vscode
+config.yaml
diff --git a/main.go b/main.go
index 9202ca6..6295be0 100644
--- a/main.go
+++ b/main.go
@@ -34,6 +34,9 @@ func main() {
 		}
 
 		externalIpProvider, err = plainExternalIpProvider.New(plainConfig)
+		if err != nil {
+			panic(err)
+		}
 	default:
 		panic(fmt.Errorf("unknown external IP provider: %s", configClient.ExternalIPProvider.Type))
 	}