Omission: - is a common error in requirements. In this type of error, some user requirements are simply not included in the SRS The omitted requirement may be related to the behavior of the system, its performance, constraints or any other factor.
Inconsistency: - It can be due to contradictions within the requirements themselves or to incompatibility of the stated requirements with the actual requirements of the client or with the environment in which the system will operate.
Incorrect fact:- This error occurs when some fact recorded in the SRS is not correct.
Ambiguity: - This error occurs when there are some requirements that have multiple meanings, that is, their interpretation is not unique.