修改没有中文名的错误

backend/SystemUpdater/Core/Database.py

@@ -505,10 +505,14 @@ class Sqlite3Server(object):
             sql = "select display_name_cn from application where display_name='"+name+"'"
             cursor.execute(sql)
             connect.commit()
+            if cursor.fetchone():
+                return str(cursor.fetchone()[0])
+            else:
+                return ''
         except Exception as e:
             logging.error(_("Failed to initialize the database: %s"), str(e))
-            return False
-        return str(cursor.fetchone()[0])
+
+        
 
 def listtojsonstr(lists):
     import json