How To Fix CNV_IUUC_REPLICATION020 - Wrong system type, either use S(Sender) or R(Receiver)

CNV_IUUC_REPLICATION020 - Overview

• Message type: E = Error

• Message class: CNV_IUUC_REPLICATION - IUUC replication messages (HANA)

• Message number: 020

• Message text: Wrong system type, either use S(Sender) or R(Receiver)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

CNV_IUUC_REPLICATION020 - Details

• The SAP error message CNV_IUUC_REPLICATION020 indicates that there is a mismatch in the system type being used in the context of data replication. This error typically arises in scenarios involving SAP Landscape Transformation (SLT) or data replication processes where the system is expected to either act as a sender (S) or a receiver (R) but is incorrectly configured.
  
  Cause:
  
  Incorrect System Configuration: The system is not correctly set up as either a sender or a receiver in the replication configuration.
  Replication Setup Issues: The replication setup may have been incorrectly defined, leading to the system being identified as the wrong type.
  Transport Layer Issues: There may be issues with the transport layer or the connection between the sender and receiver systems.
  
  
  Solution:
  
  
  Check System Configuration:
  
  Verify the configuration of the SLT system. Ensure that the system is correctly defined as either a sender or a receiver in the SLT configuration.
  You can check this in the SLT configuration