diff --git a/main.go b/main.go
index 73b9184..9583e5d 100644
--- a/main.go
+++ b/main.go
@@ -180,6 +180,10 @@ retry_index:
 			goto retry_index
 		}
 	}
+	if snapUrlCreds == nil {
+		panic(err)
+	}
+
 	client := http.Client{}
 	u, err := url.Parse(snapUrlCreds.Url)
 	if err != nil {
@@ -261,6 +265,10 @@ func getSnapUrlCreds(fileName string) (*SnapUrlResponse, error) {
 		return nil, err
 	}
 
+	if res.StatusCode == http.StatusPaymentRequired {
+		return nil, errors.New(string(body))
+	}
+
 	snapUrlResponse := SnapUrlResponse{}
 	err = json.Unmarshal(body, &snapUrlResponse)
 	if err != nil {