Bug: Add-on debugging page is blank
Status: RESOLVED
Priority: --
Resolution: FIXED
Created: 2020-10-01 23:14:58+00:00
Resolved: 2020-10-04 11:19:15+00:00

I *think* this is something to do with bug 1667999. Error console says:
```
[ACTION FAILED] CONNECT_RUNTIME_FAILURE: Module `devtools/server/actors/worker/worker-target-actor-list` is not found at resource://devtools/server/actors/worker/worker-target-actor-list.js
load@resource://devtools/shared/base-loader.js:169:15
_require@resource://devtools/shared/base-loader.js:346:23
requireHook@resource://devtools/shared/Loader.jsm:103:14
require@resource://devtools/shared/base-loader.js:300:14
lazyRequireGetter/<@resource://devtools/shared/builtin-modules.js:196:11
get@resource://devtools/shared/builtin-modules.js:108:28
exports.createRootActor@resource:///modules/tb-root-actor.js:67:5
_onConnection@resource://devtools/server/devtools-server.js:465:29
connectPipe@resource://devtools/server/devtools-server.js:306:29
createLocalClient@resource://devtools/client/aboutdebugging/src/modules/runtime-client-factory.js:26:52
createClientForRuntime@resource://devtools/client/aboutdebugging/src/modules/runtime-client-factory.js:47:12
connectRuntime/<@resource://devtools/client/aboutdebugging/src/actions/runtimes.js:119:35
thunk/</<@resource://devtools/client/shared/redux/middleware/thunk.js:15:9
dispatch@resource://devtools/client/shared/vendor/redux.js:681:28
watchRuntime/<@resource://devtools/client/aboutdebugging/src/actions/runtimes.js:287:15
thunk/</<@resource://devtools/client/shared/redux/middleware/thunk.js:15:9
dispatch@resource://devtools/client/shared/vendor/redux.js:681:28
selectPage/<@resource://devtools/client/aboutdebugging/src/actions/ui.js:85:15
thunk/</<@resource://devtools/client/shared/redux/middleware/thunk.js:15:9
componentWillMount@resource://devtools/client/aboutdebugging/src/components/RuntimePage.js:110:13
callComponentWillMount@resource://devtools/client/shared/vendor/react-dom.js:8286:14
mountClassInstance@resource://devtools/client/shared/vendor/react-dom.js:8345:27
updateClassComponent@resource://devtools/client/shared/vendor/react-dom.js:10593:23
beginWork@resource://devtools/client/shared/vendor/react-dom.js:11419:16
performUnitOfWork@resource://devtools/client/shared/vendor/react-dom.js:14702:12
workLoop@resource://devtools/client/shared/vendor/react-dom.js:14720:24
renderRoot@resource://devtools/client/shared/vendor/react-dom.js:14803:15
performWorkOnRoot@resource://devtools/client/shared/vendor/react-dom.js:15655:17
performWork@resource://devtools/client/shared/vendor/react-dom.js:15567:24
performSyncWork@resource://devtools/client/shared/vendor/react-dom.js:15541:14
requestWork@resource://devtools/client/shared/vendor/react-dom.js:15410:5
scheduleWork@resource://devtools/client/shared/vendor/react-dom.js:15224:16
scheduleRootUpdate@resource://devtools/client/shared/vendor/react-dom.js:15865:15
updateContainerAtExpirationTime@resource://devtools/client/shared/vendor/react-dom.js:15881:10
updateContainer@resource://devtools/client/shared/vendor/react-dom.js:15908:10
ReactRoot.prototype.render@resource://devtools/client/shared/vendor/react-dom.js:16133:18
legacyRenderSubtreeIntoContainer/<@resource://devtools/client/shared/vendor/react-dom.js:16242:14
unbatchedUpdates@resource://devtools/client/shared/vendor/react-dom.js:15772:10
legacyRenderSubtreeIntoContainer@resource://devtools/client/shared/vendor/react-dom.js:16238:21
render@resource://devtools/client/shared/vendor/react-dom.js:16289:12
init@resource://devtools/client/aboutdebugging/aboutdebugging.js:115:11
[ACTION FAILED] WATCH_RUNTIME_FAILURE: runtime.runtimeDetails is undefined
```