Invalid page title
MediaWiki:Visualeditor-linkinspector-illegal-title/en
Adds the magic word <code><nowiki>__HIDETITLE__</nowiki></code> to hide the title of the page
MediaWiki:Bs-hidetitle-desc/en
Provides <nowiki>{{UILANGCODE}}</nowiki> magic word
MediaWiki:Uilangcode-desc/en
Invalid title
MediaWiki:Pagecheckout-error-no-title/en
Invalid title.
MediaWiki:Growthexperiments-help-panel-questionposter-invalid-title/en
Invalid title
MediaWiki:Ps-createpage-invalidtitle/en
Invalid title.
MediaWiki:Contributors-badtitle/en
Invalid title.
MediaWiki:Visualeditor-title-error/en
Invalid title
MediaWiki:Workflows-activity-error-no-title/en
Invalid title
MediaWiki:Templatewizard-invalid-title/en
The target page title is invalid.
MediaWiki:Review page invalid/en
The target page title is invalid.
MediaWiki:Stabilize page invalid/en
The title is invalid.
MediaWiki:Massmessage-content-invalidtitle/en
Your translation title contains invalid characters
MediaWiki:Cx-tools-linter-invalid-character/en
The username "<nowiki>$1</nowiki>" is invalid.
MediaWiki:Renameusererrorinvalid/en
Invalid page title was provided.
MediaWiki:Flow-error-invalid-title/en
<nowiki>{{#coordinates:}}</nowiki>: invalid latitude
MediaWiki:Geodata-bad-latitude/en
<nowiki>{{#coordinates:}}</nowiki>: invalid longitude
MediaWiki:Geodata-bad-longitude/en
Invalid subpage "<nowiki>$1</nowiki>"
MediaWiki:Securepoll-invalid-page/en
Error: the given page title is invalid.
MediaWiki:Wiki-seo-missing-page-title/en
Invalid title provided
MediaWiki:Bs-checklist-savelist-error-invalid-title/en
Invalid title: $1
MediaWiki:Bs-parser-error-invalid-title/en
Invalid title "$1"!
MediaWiki:Maintenance-invalidtitle/en
Invalid story title
MediaWiki:Wikistories-builder-publishform-invalidtitle-format/en
Invalid title: "$1"
MediaWiki:Indexfunc-badtitle/en