Screenshot
Steps to reproduce:
1.Open a page with VE
2.Create a heading
3.Undo creating the heading and type something in that line instead
4.Press enter
Observed Result:
Uncaught TypeError: Cannot call method 'getModel' of null appears in the console and user cannot go to the next line anymore and has to cancel that session.
See the screenshot attached,
Test Environment: https://test2.wikipedia.org/
Browser: Chrome Version 26.0.1410.65
OS: MAC OS X 10. 8. 5
Page:
https://test2.wikipedia.org/w/index.php?title=27thfebchrome&veaction=edit
Version: unspecified
Severity: normal
Attached: