[tor-bugs] #11783 [TorBrowserButton]: Torbutton: Unexpected error on new identity: TypeError: b.webProgress is undefined

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#11783: Torbutton: Unexpected error on new identity: TypeError: b.webProgress is
undefined
----------------------------------+-----------------------
     Reporter:  cypherpunks       |      Owner:  mikeperry
         Type:  defect            |     Status:  new
     Priority:  normal            |  Milestone:
    Component:  TorBrowserButton  |    Version:
   Resolution:                    |   Keywords:
Actual Points:                    |  Parent ID:
       Points:                    |
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Comment (by cypherpunks):

 Alert happens with Noscript 2.6.8.20 too (after downgrade, not fresh
 install). That version shipped with TBB-3.6.
 Output to console
 {{{
 Torbutton WARN: DocShell is null for unparsable URL: TypeError:
 this.docShell is null
 Torbutton WARN: Unexpected error on new identity: TypeError: b.webProgress
 is undefined
 this.docShell is null @ chrome://global/content/bindings/browser.xml:323
 }}}

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/11783#comment:8>
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