diff --git a/controllers/event.go b/controllers/event.go
index 2a70b7a52..4b7df673c 100644
--- a/controllers/event.go
+++ b/controllers/event.go
@@ -73,6 +73,9 @@ func (c *EventController) GetWeixinUnlimited() {
 	c.callGetWeixinUnlimited(func(params *tEventGetWeixinUnlimitedParams) (retVal interface{}, errCode string, err error) {
 		// api.WeixinMiniAPI2.CBRetrieveToken()
 		result, err := api.WeixinMiniAPI2.GetUnlimited(params.Scene, params.Page)
+		if err != nil || result == nil {
+			return retVal, "", err
+		}
 		fileName := "wxcode" + utils.Int64ToStr(time.Now().Unix()) + ".jpg"
 		retVal, err = jxutils.UploadExportContent([]byte(result["fakeData"].(string)), fileName)
 		// tasks.RefreshWeixinToken()