diff --git a/ahserver/globalEnv.py b/ahserver/globalEnv.py
index a1f6050..881b105 100644
--- a/ahserver/globalEnv.py
+++ b/ahserver/globalEnv.py
@@ -42,6 +42,7 @@ import datetime
 from openpyxl import Workbook
 from tempfile import mktemp
 
+from appPublic.qr import gen_qr, gen_qr_withlogo
 from appPublic.base64_to_file import hex2base64
 from appPublic.jsonConfig import getConfig
 from appPublic.dictObject import DictObject