使用djangocms发布页面更改时遇到错误。
当我跑时tail -f /var/log/apache2/error.log，它返回：
treebeard.exceptions.NodeAlreadySaved: Attempted to add a tree node that is already in the database, referer: http://47.95.254.172/?edit
当我允许 settings.py DEBUG= True 并单击“发布页面更改”按钮时：
NodeAlreadySaved at /admin/cms/page/1/en/publish/
Attempted to add a tree node that is already in the database
Request Method: POST
Request URL: http://47.95.254.172/admin/cms/page/1/en/publish/
Django Version: 3.1.7
Exception Type: NodeAlreadySaved
Exception Value: Attempted to add a tree node that is already in the database
Exception Location: /root/env1/lib/python3.8/site-packages/treebeard/mp_tree.py, line 326, in process
Python Executable: /root/env1//bin/python
Python Version: 3.8.5 …