How To Fix CX270 - At least two lines in the table contain the same values

SAP Error Message - Details

• Message type: E = Error

• Message class: CX - Nachrichten für Konfigurationsprozess

• Message number: 270

• Message text: At least two lines in the table contain the same values

What causes this issue?

You want the system to display this table in the form of a decision
table. This is only possible if each value combination is represented
by one table line only.

System Response

The system found a value combination which is represented by two
table lines. Therefore it is not possible to set up a decision table.

How to fix this error?

Delete all table lines with identical value combinations.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CX270 - At least two lines in the table contain the same values ?

  The SAP error message CX270, which states "At least two lines in the table contain the same values," typically occurs when there is an attempt to insert or update data in a table where a unique constraint is violated. This means that the system has detected duplicate entries that are not allowed based on the table's defined constraints.
  
  Cause:
  
  Duplicate Entries: The most common cause is that the data being processed contains duplicate entries that violate the unique key constraints of the table.
  Data Input Errors: Errors in data entry or data import processes can lead to duplicates being created unintentionally.
  Incorrect Logic in Custom Code: If there is custom ABAP code or enhancements that manipulate data, it may inadvertently create duplicates.
  Data Migration Issues: During data migration or upload processes, if the source data contains duplicates, they may be transferred to the target table.
  
  
  Solution:
  
  
  Identify Duplicates: 
  
  Use SQL queries or transaction codes (like SE16 or