Thrown when an assembly execution fails

Thrown when a database reference is refering something that does not exist. This is a bad thing.

The exception that is thrown if any operation involves company specific objects which does not belong to the current company

Thrown when the database is deemed to be in an inconsistant state. One example is when a requred key is not set.

Thrown when a dependency prevents the desired action

Thrown if an operation, or part of an operation, is not compatible

Thrown if a parameter or property is not valid

Thrown when attempting to modify a value that can not be modified

Thrown when multiple objects was not expected. For example a database query could return multiple results when only one was expected

Thrown when multiple objects with the same name was encountered in a situation where names were expected to be unique

Thrown when a operation would violate a uniqueness constraint

Thrown when attempting to delete an entity, but deletion is not allowed

Thrown when a entity with a specific name was expected, but no such entity exists

Thrown when attempting to access an entity with a specific id, but no such entity exists

The exception that is thrown when two references should point to the same reference, but doesn't

Thrown when calculation of SLA values fail

Thrown when attempting to change a value that can not be changed.

Thrown when a required value is missing