Customize error messages in Web Portal

Hi,

We are receiving below error while submitting the request in Web Portal.

[810306] Error during execution of 'CheckValues' in logic module 'VI.DB.Entities.ValueFormatEntityLogic'.
[810149] Request procedures: Value 'No' is not valid for field 'XYZ' (Valid values: Yes).
Please let us know how we can customize this error message.
Thanks