SAP ABAP Message Class PAK Message Number 120 (Main packages are locked for extensions)
Hierarchy
SAP_BASIS (Software Component) SAP Basis Component
   BC-DWB-TOO-PAK (Application Component) Package Tools
     SPAK_API (Package) Package API
Attribute
Message class PAK  
Short Description Package API / Package Tools    
Message Number 120  
Documentation status       Space: object requires documentation
Authorization check Error Message      
Changed On 20130531   
Message Text
Main packages are locked for extensions
History
Last changed on/by 20140121  SAP 
SAP Release Created in