1193044 - query term replaced with "undefined"

Status: RESOLVED DUPLICATE of bug 1179851

(developer.mozilla.org Graveyard :: Search, defect)

Description

[James Socol [:jsocol, :james]]

What did you do?
================
1. Visited https://developer.mozilla.org/en-US/?dwft_search_suggestions=1
2. Searched for "#advanced web audio api"
3. Was taken to https://developer.mozilla.org/en-US/search?q=web%20audio%20api&skill=advanced
4. Tried to refine search by changing "web audio" to "webaudio"

What happened?
==============
Ended up on https://developer.mozilla.org/en-US/search?q=undefined

What should have happened?
==========================
Ended up on https://developer.mozilla.org/en-US/search?q=webaudio%20api&skill=advanced

Is there anything else we should know?
======================================
Firefox 39. uBlock claims it didn't block anything on the search page.

Non tracking cookies:
dwf_helpfulness:"False"
dwft_search_suggestions:"True"
ffo:"true"

Let me know if there's anything else I can provide.

Comment 1

[James Socol [:jsocol, :james]]

Clearing the dwft_search_suggestions cookie seems to fix it.

Comment 2

[Luke Crouch [:groovecoder]]

Putting this under the tracking bug for "Command & Query updates"