PowerDesigner provides default model checks to verify the validity of deployment instances.
| 
                             Check  | 
                             Description and Correction  | 
|---|---|
Name/Code contains terms not in glossary  | 
[if glossary enabled] Names and codes must contain only approved terms drawn from the glossary. 
  | 
Name/Code contains synonyms of glossary terms  | 
[if glossary enabled] Names and codes must not contain synonyms of glossary terms. 
  | 
Name/Code uniqueness  | 
Object names must be unique in the namespace. 
  | 
| 
                             Deployment Instance not deployed  | 
                             Each deployment instance must be deployed to a platform or server. 
  | 
| 
                             No deployed object specified  | 
                             The deployment instance must be an instance of some object. 
  | 
| 
                             Unsuitable Software Server  | 
                             The deployment instance must be suitable for the server software type to which it is deployed. 
  |