A parameter named "$1" already exists.
MediaWiki:Apisandbox-dynamic-error-exists/en
Error: the group already exists.
MediaWiki:Configure-js-group-exists/en
Error: No database table exists named "$1".
MediaWiki:Cargo-query-unknowndbtable/en
User "$1" already exists
MediaWiki:Config-install-user-alreadyexists/en
$1 already exists.
MediaWiki:Sf autoedit redlinkexists/en
$1 already exists.
MediaWiki:Pf autoedit redlinkexists/en
User already exists.
MediaWiki:Ses-userexists/en
The group already exists.
MediaWiki:Bs-groupmanager-grpexists/en
The username already exists.
MediaWiki:Bs-usermanager-user-exists/en
This prefix already exists.
MediaWiki:Bs-interwikilinks-pfxexists/en
The namespace already exists.
MediaWiki:Bs-namespacemanager-ns-exists/en
User already exists!
MediaWiki:Maintenance-userexists/en
Badge name already exists.
MediaWiki:Ob-create-name-exists/en
Message group already exists
MediaWiki:Apierror-translate-duplicateaggregategroup/en
Submission named "$1" already exists with Id "$2"
MediaWiki:Math-wmc-RunAddExist/en
Error message for the namespace already exists.
MediaWiki:Bs-namespacemanager-ns-exists/qqq
The file "$1" already exists.
MediaWiki:Backend-fail-alreadyexists/en
The tag "$1" already exists.
MediaWiki:Tags-create-already-exists/en
"$1" skipped; "$2" already exists
MediaWiki:Maintenance-cleanupCaps-output-clash/en
The page "$1" already exists
MediaWiki:Indexfunc-index-exists/en
A file with name "$1" already exists
MediaWiki:Bs-upload-uploadwarningdialog-warning-exists/en
Error: Institution exists
MediaWiki:Ep-err-org-exists-title/en
Error: Course exists
MediaWiki:Ep-err-course-exists-title/en
Campaign already exists.
Not adding.
MediaWiki:Centralnotice-notice-exists/en
Banner already exists.
Not adding.
MediaWiki:Centralnotice-template-exists/en