Unable to construct a valid title from "$1".
MediaWiki:Img-auth-badtitle/en
Unable to retrieve entity from Wikibase: $1
MediaWiki:Phonos-wikibase-api-error/en
Unable to retrieve revision for title $1
MediaWiki:Rest-no-revision/en
"$1" is not a valid title
MediaWiki:Workflows-property-validator-valid-title-error/en
"$1" is not a valid title.
MediaWiki:Apiwarn-invalidtitle/en
"$1" is not a valid title
MediaWiki:Mediafunctions-invalid-title/en
Error: Unable to post to given feedback title
MediaWiki:Feedback-error4/en
Unable to connect to $1.
MediaWiki:Externaldata-ldap-unable-to-connect/en
Please specify a valid title
MediaWiki:Createpage-title-invalid/en
Error message in case given page title is not a valid category Title.
Parameters:
* $1 - page title to create category Title object from
MediaWiki:Bs-parser-error-invalid-category-title/qqq
"$1" is not a valid page title.
MediaWiki:Massmessage-parse-badpage/en
$1 is not a valid page title.
MediaWiki:Srf-tree-rootinvalid/en
Unable to edit as a table: $1
MediaWiki:Jsonconfig-edit-dialog-error/en
Unable to fetch archive URL from archive API.
MediaWiki:Extdist-tar-error/en
Unable to read from the Score images directory.
MediaWiki:Score-file-list-error/en
Not a valid picture from wiki.
MediaWiki:Bs-avatars-set-userimage-failed/en
Unable to merge from {{GENDER:$1|user}}: user is in a protected group.
MediaWiki:Usermerge-protectedgroup/en
A valid title of a wiki page
MediaWiki:Bs-api-task-taskData-page-title/en
Please provide a valid source title.
MediaWiki:Duplicator-source-invalid/en
Please provide a valid destination title.
MediaWiki:Duplicator-dest-invalid/en
A valid title must be specified.
MediaWiki:Mobile-frontend-languages-404-desc/en
Unable to read file $1.
MediaWiki:Score-readerr/en
Unable to read file $1.
MediaWiki:Timeline-readerr/en
Unable to display the list from the data given.
MediaWiki:Readinglists-import-error/en
Unable to convert MIDI to MP3:
$1
MediaWiki:Score-audioconversionerr/en