Constraint report

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This special page performs constraint checks on any entity you want. The entities are fetched from the live system, so every constraint violation you fix there will be instantly removed from this list.

The constraints are parsed from statements on properties each time those statements are edited, usually within a few minutes.

Check constraints for entity

Result for amount cataloged (P7328)

: 6, : 4, : 224, : 12

StatusPropertyMessageConstraint
Wikimedia import URL/^(?:(?:https?:\\/\\/)(?:www\.)?((?<!wikidata\.org\\/)(?:wiki\\/|w\\/index\.php\?title=)(?:(Q.*)|.*)))$/u is not a valid regular expression.format constraint
Wikimedia import URL/^(?:(?:https?:\\/\\/)(?:www\.)?((?<!wikidata\.org\\/)(?:wiki\\/|w\\/index\.php\?title=)(?:(Q.*)|.*)))$/u is not a valid regular expression.format constraint
Wikimedia import URL/^(?:(?:https?:\\/\\/)(?:www\.)?((?<!wikidata\.org\\/)(?:wiki\\/|w\\/index\.php\?title=)(?:(Q.*)|.*)))$/u is not a valid regular expression.format constraint
Wikimedia import URL/^(?:(?:https?:\\/\\/)(?:www\.)?((?<!wikidata\.org\\/)(?:wiki\\/|w\\/index\.php\?title=)(?:(Q.*)|.*)))$/u is not a valid regular expression.format constraint
Wikimedia import URL/^(?:(?:https?:\\/\\/)(?:www\.)?((?<!wikidata\.org\\/)(?:wiki\\/|w\\/index\.php\?title=)(?:(Q.*)|.*)))$/u is not a valid regular expression.format constraint
Wikimedia import URL/^(?:(?:https?:\\/\\/)(?:www\.)?((?<!wikidata\.org\\/)(?:wiki\\/|w\\/index\.php\?title=)(?:(Q.*)|.*)))$/u is not a valid regular expression.format constraint
Wikidata item of this propertyThis property's value should not be present on any other item, but is also present on catalog code and catalog.distinct-values constraint
property constraintAn entity with property constraint should also have a statement property constraint property scope constraint.item-requires-statement constraint
property constraintAn entity with property constraint should also have a statement property constraint allowed-entity-types constraint.item-requires-statement constraint
property constraintThis property generally contains two or more valuesmulti-value constraint