10000595 
Message
In "Default Warehouse" dropdown list, select valid warehouse
Diagnosis
You have chosen 
Administration 
System Initialization General Settings 
to open the General Settings window. On the Inventory tab,
in the Default Warehouse dropdown list, you have selected a warehouse that does not exist or has been removed.
Procedure
In the General Settings window, on the Inventory tab, in the Default Warehouse dropdown list, choose a valid warehouse.