Hi eetigu,
This is a generic validation error message which could be seen in various scenarios. Suggest you open a support ticket with Microsoft to check your environment.
Thank you for using Microsoft Dynamics Communities,
Juliet Zhu
SR SUPPORT ENG
Microsoft Dynamics AX / Dynamics 365 Commerce
If my information answers your question please click 'Yes' against "Did this answer your question?" to help other community members.