Change Details

```name=Error message Uncaught ReferenceError: mfTempOpenSection is not defined ``` ```lines=12 at HTMLHeadingElement.onclick https://m.mediawiki.org/wiki/MediaWiki:106:1497 ``` ##### Impact Sections cannot be opened by users on mobile. This happens during the first few seconds of the page visit for all users (depending on connection and device speed). And it happens all the time for users of a Grade C browser, and for users where the JS request failed or timed out (e.g. intermittent connectivity or a after bad deploy).

```name=Error message Uncaught ReferenceError: mfTempOpenSection is not defined ``` ```lines=12 at HTMLHeadingElement.onclick https://m.mediawiki.org/wiki/MediaWiki:106:1497 ``` See [mw-client-errors](https://logstash.wikimedia.org/app/kibana#/dashboard/AXDBY8Qhh3Uj6x1zCF56) ##### Impact Sections cannot be opened by users on mobile. This happens during the first few seconds of the page visit for all users (depending on connection and device speed). And it happens all the time for users of a Grade C browser, and for users where the JS request failed or timed out (e.g. intermittent connectivity or a after bad deploy).

```name=Error message Uncaught ReferenceError: mfTempOpenSection is not defined ``` ```lines=12 at HTMLHeadingElement.onclick https://m.mediawiki.org/wiki/MediaWiki:106:1497 ``` See [mw-client-errors](https://logstash.wikimedia.org/app/kibana#/dashboard/AXDBY8Qhh3Uj6x1zCF56) ##### Impact Sections cannot be opened by users on mobile. This happens during the first few seconds of the page visit for all users (depending on connection and device speed). And it happens all the time for users of a Grade C browser, and for users where the JS request failed or timed out (e.g. intermittent connectivity or a after bad deploy).