To reproduce:
- Enable JavaScript console.
- Translate "Channel S" from English to Romanian
- Translate the first paragraph of text, which begins with the words "Channel S is a UK-based"
Observed in JS console:
TypeError: savedParamValue is undefined ext.cx.tools.template.js:850:6 TemplateTool.prototype.adapt/</< https://ro.wikipedia.org/w/extensions/ContentTranslation/modules/tools/ext.cx.tools.template.js:850:6 .each https://ro.wikipedia.org/w/load.php:392:14 TemplateTool.prototype.adapt/< https://ro.wikipedia.org/w/extensions/ContentTranslation/modules/tools/ext.cx.tools.template.js:842:4 .Deferred/promise.then/</</< https://ro.wikipedia.org/w/load.php:3305:30 jQuery.Callbacks/fire https://ro.wikipedia.org/w/load.php:3148:10 jQuery.Callbacks/self.fireWith https://ro.wikipedia.org/w/load.php:3260:7 .Deferred/</deferred[tuple[0]] https://ro.wikipedia.org/w/load.php:3350:5 jQuery.Callbacks/fire https://ro.wikipedia.org/w/load.php:3148:10 jQuery.Callbacks/self.fireWith https://ro.wikipedia.org/w/load.php:3260:7 .Deferred/</deferred[tuple[0]] https://ro.wikipedia.org/w/load.php:3350:5 jQuery.Callbacks/fire https://ro.wikipedia.org/w/load.php:3148:10 jQuery.Callbacks/self.add https://ro.wikipedia.org/w/load.php:3194:7 .Deferred/promise.then/</</< https://ro.wikipedia.org/w/load.php:3307:10 jQuery.Callbacks/fire https://ro.wikipedia.org/w/load.php:3148:10 jQuery.Callbacks/self.fireWith https://ro.wikipedia.org/w/load.php:3260:7 .Deferred/</deferred[tuple[0]] https://ro.wikipedia.org/w/load.php:3350:5 jQuery.Callbacks/fire https://ro.wikipedia.org/w/load.php:3148:10 jQuery.Callbacks/self.fireWith https://ro.wikipedia.org/w/load.php:3260:7 .Deferred/promise.then/</</< https://ro.wikipedia.org/w/load.php:3312:10 jQuery.Callbacks/fire https://ro.wikipedia.org/w/load.php:3148:10 jQuery.Callbacks/self.fireWith https://ro.wikipedia.org/w/load.php:3260:7 .Deferred/</deferred[tuple[0]] https://ro.wikipedia.org/w/load.php:3350:5 jQuery.Callbacks/fire https://ro.wikipedia.org/w/load.php:3148:10 jQuery.Callbacks/self.fireWith https://ro.wikipedia.org/w/load.php:3260:7 .Deferred/promise.then/</</< https://ro.wikipedia.org/w/load.php:3312:10 jQuery.Callbacks/fire https://ro.wikipedia.org/w/load.php:3148:10 jQuery.Callbacks/self.fireWith https://ro.wikipedia.org/w/load.php:3260:7 .Deferred/</deferred[tuple[0]] https://ro.wikipedia.org/w/load.php:3350:5 jQuery.Callbacks/fire https://ro.wikipedia.org/w/load.php:3148:10 jQuery.Callbacks/self.fireWith https://ro.wikipedia.org/w/load.php:3260:7 .Deferred/</deferred[tuple[0]] https://ro.wikipedia.org/w/load.php:3350:5 mw.Api.prototype.ajax/xhr< https://ro.wikipedia.org/w/resources/src/mediawiki/api.js:272:7 jQuery.Callbacks/fire https://ro.wikipedia.org/w/load.php:3148:10 jQuery.Callbacks/self.fireWith https://ro.wikipedia.org/w/load.php:3260:7 done https://ro.wikipedia.org/w/load.php:9314:5 .send/callback https://ro.wikipedia.org/w/load.php:9718:8
Testing in Firefox in production Romanian Wikipedia.