Diagnosis
In the source code of the dependency, a key is expected. However, youdid not enter a valid key.
A valid key comprises alphanumeric characters (letters and figures),can be up to 30 characters long, and must start with a letter. Keys arenot usually entered in quote marks.
In object dependencies, any key that contains a hyphen must be referredto with the expression SKEY, and the key must be entered in quotemarks:
SKEY 'EXT-COLOR'

Procedure
Check the key you entered.