SAP ABAP Message Class PPER3E_ECN Message Number 020 (The change number sequence (&1 <-> &2) is not unique)
Hierarchy
EA-APPL (Software Component) SAP Enterprise Extension PLM, SCM, Financials
   LO-MD-PPE (Application Component) Integrated Product and Process Engineering
     CPPER3E_ECM (Package) Specific Implementation for R/3 Enterprise: ECM
Attribute
Message class PPER3E_ECN  
Short Description Message Class for BAdI Class CL_PPER3E_ECN    
Message Number 020  
Documentation status       Space: object requires documentation
Authorization check Error Message      
Changed On 20050520   
Message Text
The change number sequence (&1 <-> &2) is not unique
Help Document

Diagnosis

At least one change number lies on the cycle. This makes unique sequencing impossible (change number <-> change number , node , variant ).

System Response

Procedure

Remove the cycle.

To do so, choose Logistic -> Production -> Master Data -> Integrated Product Engineering -> Display Cycles.

Procedure for System Administration

History
Last changed on/by 20010820  SAP 
SAP Release Created in   110