Code Can Be Run But Cannot Be Saved and Error Message "save error" Is Displayed

If the notebook instance can run code but cannot save it, error message "save error" is displayed during the saving operation.

In most cases, this error is caused by a security policy of Huawei Cloud Web Application Firewall (WAF). On the current page, some characters in your input or code output are intercepted by Huawei Cloud because they are considered as security risks.

Submit a service ticket and contact the customer service to rectify the problem.