Validation and error messages

This table lists the error messages and their associated validation level.

Validation	Validation Message	Level
Checks that the Planning Engine exists and is valid.	Planning Engine {0} cannot be found.	Warning
Checks that the user has permission to delete planning engines.	Planning Engine {0} cannot be deleted. User {1} does not have the appropriate permissions.	Error
Checks that the Category exists.	Category {0} cannot be found.	Warning