How to prevent from publishing content with exact the same title at a Drupal 7 website
I would like to disallow users to post content with exact title already present at website. Is there a possibility to prevent from publishing posts with titles which are already have been posted before at website?
Try this one
You can try out the unique node title module This module is covered by the security advisory policy and its considdered as stable. This module will prevent users from publishing content with exact the same title at website. It can be setup for any specific node.