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Serverless App Engine:What to do if an application fails to be deleted?

Last Updated:Apr 01, 2026

Symptoms

Unable to delete an application in the SAE console.

Possible causes

Your Alibaba Cloud account has security verification or operation protection enabled.

Solutions

If prompted for a mobile verification code, contact the owner of the mobile number linked to the account to retrieve and enter the code.

To update your security settings, follow these steps:

  1. Log on to the SAE console.

  2. Hover over your profile picture in the upper-right corner, then click Security Settings in the pop-up window.

  3. Choose the setting to update:

    • Set a security mobile number: On the Overview page of Security Settings, enter the required information.

    • Modify operation protection: On the Security Settings page, go to the Security Setting area, locate the Operation Protection row, and click Modify in the operation column and provide the necessary information.