Update to v2.3

latest version/server/sql.py

@@ -1,4 +1,6 @@
 import sqlite3
+from flask import current_app
+import traceback
 
 
 class Connect():
@@ -22,4 +24,8 @@ class Connect():
             self.conn.commit()
             self.conn.close()
 
+        if exc_type is not None:
+            current_app.logger.error(
+                traceback.format_exception(exc_type, exc_val, exc_tb))
+
         return True