Custom cron commands are not working

[Demoxing]

CloudPanel version(s) affected

v2.4.2

Description

While modifying the cron command to 0 0 */3 * *, it shows that this value is not valid. However, the command is accurate. I’m not sure why it’s showing this error.

How to reproduce

Just edit the cron command value to 0 0 */3 * *, and you will get the same error

Possible Solution

No response

Additional Context

No response