Reported at [[ https://no.wikipedia.org/wiki/Wikipedia:Torget#Feilmelding_under_redigering | no:Wikipedia:Torget#Feilmelding under redigering ]] and [[ https://no.wikipedia.org/wiki/Wikipedia:Administratorenes_oppslagstavle#Intern_feil | no:Wikipedia:Administratorenes oppslagstavle#Intern feil ]]TL;DR: This was a reoccurrence of T198279 because the fix for it had not been backported to 1.32.0-wmf.10 when mcrouter-writes were enabled for all wikis.
The reports does not contain much information except it reads `[W0SeaApAAEAAAGGOaZoAAAAF] 2018-07-10 11:54:16: Uhåndterlig unntak av typen «Exception»`, in English that should be some thing like "Unsolvable exception of type 'Exception'". It is not clear which editing interface the reporting users useDetails at https://wikitech.wikimedia.org/wiki/Incident_documentation/20180710-MediaWiki.
>>!
> Reported at [[ https://no.wikipedia.org/wiki/Wikipedia:Torget#Feilmelding_under_redigering | no:Wikipedia:Torget#Feilmelding under redigering ]] and [[ https://no.wikipedia.org/wiki/Wikipedia:Administratorenes_oppslagstavle#Intern_feil | no:Wikipedia:Administratorenes oppslagstavle#Intern feil ]].
>
> The reports does not contain much information except it reads `[W0SeaApAAEAAAGGOaZoAAAAF] 2018-07-10 11:54:16: Uhåndterlig unntak av typen «Exception»`, in English that should be some thing like "Unsolvable exception of type 'Exception'". It is not clear which editing interface the reporting users use.
>
> Quick fix seems to be to log out and log back in.
>
> ~~Could it be related to T-199207?~~