Software vulnerabilities can result when a programmer fails to consider all possible data states.
Unable to render {include} The included page could not be found.
Unable to render {include} The included page could not be found.
Unable to render {include} The included page could not be found.
Unable to render {include} The included page could not be found.
References
Hatton 95 Section 2.7.2 Errors of omission and addition