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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Web Inspector: Uncaught Exception: undefined is not an object (evaluating 'this._selectorSection.update')"
   href="https://bugs.webkit.org/show_bug.cgi?id=159787#c3">Comment # 3</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Web Inspector: Uncaught Exception: undefined is not an object (evaluating 'this._selectorSection.update')"
   href="https://bugs.webkit.org/show_bug.cgi?id=159787">bug 159787</a>
              from <span class="vcard"><a class="email" href="mailto:nvasilyev&#64;apple.com" title="Nikita Vasilyev &lt;nvasilyev&#64;apple.com&gt;"> <span class="fn">Nikita Vasilyev</span></a>
</span></b>
        <pre>Selecting &quot;Styles — Computed&quot; also causes an uncaught exception:

Uncaught Exceptions:
 - undefined is not an object (evaluating 'this._propertiesTextEditor.style = this.nodeStyles.computedStyle') (at ComputedStyleDetailsPanel.js:130:35)
    refresh &#64; ComputedStyleDetailsPanel.js:130:35
    _refreshPreservingScrollPosition &#64; StyleDetailsPanel.js:143:21
    nodeStylesRefreshed &#64; StyleDetailsPanel.js:114:50
    dispatch &#64; Object.js:162:30
    dispatchEventToListeners &#64; Object.js:169:17
    fetchedComputedStyle &#64; DOMNodeStyles.js:228:42
    fetchedComputedStyle &#64; [native code]
    _dispatchResponseToCallback &#64; InspectorBackend.js:311:27
    _dispatchResponse &#64; InspectorBackend.js:281:45
    dispatch &#64; InspectorBackend.js:157:35
    dispatchNextQueuedMessageFromBackend &#64; MessageDispatcher.js:42:34

Additional Details:
    cause --&gt; An uncaught exception was thrown while dispatching response callback for command CSS.getComputedStyleForNode.</pre>
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