===The client shows a wrong icon for an object, although the MetaClass does have a specific one! What is wrong?===
The icon is sent to the client within the meta defintions, which are created based on the linked MetaClasses in the [[METACLASSSCOPE|MetaClass scopes]]. Consequently, a specific icon of a MetaClass requires that a scope exists for exactely this MetaClass (and e.g. not for the inherit parent).
===Do I need to reinstall the certificate after I de-/installed the application itself? ===