Author: sergey.chernyshev
Description:
If preload page doesn't exist (or value is empty), then form shows 'Warning: This page already exists, but it does not use this form." error message.
It can be seen gere
http://www.techpresentations.org/Special:AddData/Conference/TestConference?preload=NonExistingConference
Version: unspecified
Severity: enhancement