SAP ABAP Message Class 01 Message Number 164 (System type from system &1 migrated to &2)
Hierarchy
SAP_BASIS (Software Component) SAP Basis Component
   BC-SEC-USR-ADM (Application Component) User and Authorization Management
     SUSR (Package) ABAP User Administration
Attribute
Message class 01  
Short Description General Basis, e.g. user and authorization maintenance    
Message Number 164  
Documentation status       Space: object requires documentation
Authorization check Error Message      
Changed On 20130531   
Message Text
System type from system &1 migrated to &2
Help Document

Diagnosis

Systems can only have exactly one system type.

You have assigned a new system type to the system. This means the old system type is overwritten.

System Response

From this point on, the system has all the properties of the new system type and loses the properties of the old system type.

History
Last changed on/by 20140121  SAP 
SAP Release Created in