# Wagtail 1.4.5 release notes

*May 19, 2016*

> * [What’s changed](#what-s-changed)

## What’s changed

### Bug fixes

* Paste / drag operations done entirely with the mouse are now correctly picked up as edits within the rich text editor (Matt Fozard)
* Logic for canceling the “unsaved changes” check on form submission has been fixed to work cross-browser (Stephen Rice)
* The “unsaved changes” confirmation was erroneously shown on IE / Firefox when previewing a page with validation errors (Matt Westcott)
* The up / down / delete controls on the “Promoted search results” form no longer trigger a form submission (Matt Westcott)
* Opening preview window no longer performs user-agent sniffing, and now works correctly on IE11 (Matt Westcott)
* Tree paths are now correctly assigned when previewing a newly-created page underneath a parent with deleted children (Matt Westcott)
* Added BASE_URL setting back to project template
* Clearing the search box in the page chooser now returns the user to the browse view (Matt Westcott)
* The above fix also fixed an issue where Internet Explorer got stuck in the search view upon opening the page chooser (Matt Westcott)