TypeError: can't convert undefined to object
Stack trace:
getProps@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/components/reps/reps.js:1170:26
propIterator@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/components/reps/reps.js:1101:20
safePropIterator@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/components/reps/reps.js:1058:12
GripRep@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/components/reps/reps.js:1022:20
wrappedFunction@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/components/reps/reps.js:332:14
Rep@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/components/reps/reps.js:579:10
renderGrip@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/components/reps/reps.js:5141:12
renderTreeItem@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/components/reps/reps.js:5094:21
render@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/components/reps/reps.js:5357:32
finishClassComponent@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:7564:22
updateClassComponent@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:7539:12
beginWork@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:7883:16
performUnitOfWork@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:9706:16
workLoop@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:9753:26
renderRoot@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:9832:9
performWorkOnRoot@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10465:24
performWork@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10418:7
requestWork@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10329:7
scheduleWorkImpl@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10188:11
scheduleWork@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10152:12
enqueueSetState@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:6131:7
Component.prototype.setState@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react.js:346:3
setExpanded@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/components/reps/reps.js:5036:9
Async*onClick@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/components/reps/reps.js:5114:11
invokeGuardedCallback@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:497:5
invokeGuardedCallback@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:444:5
invokeGuardedCallbackAndCatchFirstError@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:458:5
executeDispatch@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:753:3
executeDispatchesInOrder@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:769:7
executeDispatchesAndRelease@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:870:5
executeDispatchesAndReleaseTopLevel@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:881:10
forEachAccumulated@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:849:5
processEventQueue@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:1026:5
runEventQueueInBatch@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:3539:3
handleTopLevel@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:3548:3
handleTopLevelImpl@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:3279:5
batchedUpdates@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10533:14
batchedUpdates@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:2203:12
dispatchEvent@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:3353:5
EventListener.handleEvent*listen@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:3163:7
trapBubbledEvent@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:3313:10
listenTo@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:3676:9
ensureListeningTo@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:11899:3
setInitialDOMProperties@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:11980:9
setInitialProperties$1@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:12130:3
finalizeInitialChildren@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:12637:5
completeWork@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:8306:19
completeUnitOfWork@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:9631:18
performUnitOfWork@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:9709:14
workLoop@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:9753:26
renderRoot@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:9832:9
performWorkOnRoot@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10465:24
performWork@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10418:7
requestWork@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10329:7
scheduleWorkImpl@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10188:11
scheduleWork@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10152:12
scheduleTopLevelUpdate@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10629:5
updateContainer@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10655:7
renderSubtreeIntoContainer/<@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:12805:7
unbatchedUpdates@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:10553:12
renderSubtreeIntoContainer@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:12804:5
render@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:12861:12
monkeyPatchRender/<@resource://devtools/shared/base-loader.js -> resource://devtools/client/shared/vendor/react-dom.js:13010:12
init/<@resource://devtools/shared/base-loader.js -> resource://devtools/client/webconsole/new-console-output/new-console-output-wrapper.js:219:19
init@resource://devtools/shared/base-loader.js -> resource://devtools/client/webconsole/new-console-output/new-console-output-wrapper.js:42:12
init@resource://devtools/shared/base-loader.js -> resource://devtools/client/webconsole/new-webconsole.js:89:11
async*init@resource://devtools/shared/base-loader.js -> resource://devtools/client/webconsole/hudservice.js:345:12
init@resource://devtools/shared/base-loader.js -> resource://devtools/client/webconsole/hudservice.js:624:20
openBrowserConsole@resource://devtools/shared/base-loader.js -> resource://devtools/client/webconsole/hudservice.js:111:12
toggleBrowserConsole/this._browserConsoleInitializing<@resource://devtools/shared/base-loader.js -> resource://devtools/client/webconsole/hudservice.js:215:15
async*toggleBrowserConsole@resource://devtools/shared/base-loader.js -> resource://devtools/client/webconsole/hudservice.js:210:41
async*handleConsoleFlag@file:///Users/bgrinstead/Code/mozilla-central/objdir.noindex/dist/Nightly.app/Contents/Resources/browser/components/devtools-startup.js:664:7
handle@file:///Users/bgrinstead/Code/mozilla-central/objdir.noindex/dist/Nightly.app/Contents/Resources/browser/components/devtools-startup.js:223:7
reps.js:1060:5