Great to hear I could help! It's good you found the culprit. It helps others facing the same problem.
Sebastian Am 02.02.2017 17:01 schrieb "michael simpson" <michael...@gmail.com>: The Issue is caused by the FireQuery extension (version 2.0.4). On clicking the Show DOM Properties in the inspector context menu whilst highlighting an html element the following error is consistently logged to the browser console: TypeError: target is null[Learn More] inspector-overlay.js:266:9 So now I can use Developer Tools as intended - Yay!! Thanks for the walk through the trouble shooting process and for taking the time to help me in the disorientation of transition. FireBug will be sorely missed. Michael On Thursday, 2 February 2017 14:39:05 UTC, Sebastian Zartner wrote: > > Are there errors in the Browser Console (Ctrl+Shift+J) after you clicked > that option? Does this also happen in a new Firefox profile > <https://support.mozilla.org/en-US/kb/profile-manager-create-and-remove-firefox-profiles> > ? > If not, it may be an issue with your preferences or with some add-on. You > can either live with the issue, switch over to the new profile, reset > your existing profile > <https://support.mozilla.org/en-US/kb/refresh-firefox-reset-add-ons-and-settings>, > or track down the issue with the steps below, so the DevTools team can fix > it. > > 1. Open the profile folders of your normal and the new profile via > Firefox menu > *?* > *Troubleshooting Information* > *Open Folder*. > 2. Close Firefox. > 3. Copy the prefs.js file from your normal profile to the new profile ( > *careful:* not the other way round, otherwise you overwrite all your > preferences). > 4. Start Firefox using the new profile > > If the issue also appears in your new profile now, then it's related to > the preferences. You may further track down, which preference is causing it > by only copying parts of the normal profile's prefs.js to the new one. > Alternatively you could send me the prefs.js of your normal profile and I'd > do it for you (but note that the file may contain private data). > > If the issue does not appear in the new profile even after those steps, > it's unrelated to the preferences, meaning it must be related to something > else, e.g. some extension. In that case you could try to add all extensions > to the new profile one by one and see if you can then reproduce the issue. > > > Sebastian > > On Thursday, February 2, 2017 at 2:47:10 PM UTC+1, michael simpson wrote: >> >> Thanks for your assistance Sebastian, >> >> >> "The option I see in the context menu is called Show DOM Properties and >> shows the properties within a side panel of the popup console:" >> >> Unfortunately this is not working for me : the side panel to the console >> does not open when I click on the context menu option to Show Dom >> Properties, for some reason >> >> >> Michael >> >> >> On Thursday, 2 February 2017 11:05:14 UTC, Sebastian Zartner wrote: >>> >>> On Wednesday, February 1, 2017 at 8:06:38 PM UTC+1, michael simpson >>> wrote: >>>> >>>> When I'm inspecting an html element the right click context menu gives >>>> me an option to "Show in DOM Panel" but nothing happens when I click this >>>> and the DOM panel hasn't changed to show the properties of the chosen >>>> element. >>>> >>> >>> The option I see in the context menu is called Show DOM Properties and >>> shows the properties within a side panel of the popup console: >>> >>> >>> >>> <https://lh3.googleusercontent.com/-j2EB7PMx5RE/WJMQsaYdb4I/AAAAAAAAApE/vtz0ig5nHH0jlSjAu9ED3fGyb1DkkC89QCLcB/s1600/DOM%2Bproperties%2Bof%2Ban%2BHTML%2Bnode.png> >>> >>> >>>> Also it used to be really easy to see your own additions to the DOM in >>>> firebug, since they were listed at the top of the DOM panel before built in >>>> objects and functions. This does not seem to be the case anymore? >>>> >>> >>> You're right. They are strictly alphabetically sorted. Though there's >>> already a bug report filed >>> <https://bugzilla.mozilla.org/show_bug.cgi?id=1312250> requesting to >>> display the user-defined items first. >>> >>> Sebastian >>> >> -- You received this message because you are subscribed to the Google Groups "Firebug" group. To unsubscribe from this group and stop receiving emails from it, send an email to firebug+unsubscr...@googlegroups.com. To post to this group, send email to firebug@googlegroups.com. Visit this group at https://groups.google.com/group/firebug. To view this discussion on the web visit https://groups.google.com/d/ msgid/firebug/695fbbcf-4bc9-47c2-a8bd-f5defdccf538%40googlegroups.com <https://groups.google.com/d/msgid/firebug/695fbbcf-4bc9-47c2-a8bd-f5defdccf538%40googlegroups.com?utm_medium=email&utm_source=footer> . 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