If a Stereotype is not available for stereotyping an item, then that item's type is not valid for the Stereotype.
If the item's type is not valid for the Stereotype, then the Stereotype is probably not intended for use with the item you want to apply it to. If you want to make the item's type valid for the Stereotype, change the Stereotype as follows.
To specify an item type as valid for a Stereotype:
1. Open the Stereotype's Property Pages, and then click the Items tab.
2. In the drop-down list box select Model Item Types, and then click the Link button.
3. In the middle or right pane, select the check boxes associated with the model item types you want to be valid.
Link button.