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VisualEditor: An Undefined parameter appears in the template dialog box after clicking on "Add parameter" but not adding any new parameter
Closed, ResolvedPublic

Description

Screenshot

Steps to reproduce:

1.Open a page with VE
2.Insert a template
3.Click on Add Parameter
4.But do not add any parameter just click on "Apply Changes"
5.Reopen the template

Observed Result:
An undefined parameter appears inside the template dialog box

See the screenshot attached

Test Environment: production
Browser: Chrome Version 26.0.1410.65
OS: MAC OS X 10. 8. 5
Page: https://en.wikipedia.org/w/index.php?title=User:RYasmeen_(WMF)/sandbox&veaction=edit


Version: unspecified
Severity: major

Attached:

Details

Reference
bz62621

Event Timeline

bzimport raised the priority of this task from to Medium.Nov 22 2014, 3:08 AM
bzimport set Reference to bz62621.
Ryasmeen created this task.Mar 13 2014, 9:08 PM
  • Bug 62827 has been marked as a duplicate of this bug. ***

This is causing wikitext corruption on the wikis, upping severity.

It's technically not corrupting wikitext, just inserting oddness, but yes.

Change 119699 had a related patch set uploaded by Catrope:
Ignore placeholder parameters in serialization

https://gerrit.wikimedia.org/r/119699

Change 119699 merged by jenkins-bot:
Ignore placeholder parameters in serialization

https://gerrit.wikimedia.org/r/119699