"Has improper value for" is a predefined property to track input errors for irregular value annotations that was likely caused by type or allowed value restrictions.
en:Specifies, if this item is enabled to be used within the database. Localisation systems can be disabled to avoid seeing them, but keep the definition for the future.<br />''DefaultValue: (1) '' +
Specifies, if this item is enabled to be used within the database. Localisation systems can be disabled to avoid seeing them, but keep the definition for the future.<br />''DefaultValue: (1) '' +