How To Fix /ISDFPS/SYNC451 - Number of message types for partner &1: &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/SYNC -

• Message number: 451

• Message text: Number of message types for partner &1: &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/SYNC451 - Number of message types for partner &1: &2 ?

  The SAP error message /ISDFPS/SYNC451 typically indicates an issue related to the number of message types configured for a specific partner in the SAP system. This error is often encountered in the context of SAP Integrated Business Planning (IBP) or SAP Supply Chain Management (SCM) when dealing with data synchronization between different systems or partners.
  Cause:
  The error message /ISDFPS/SYNC451 is triggered when the number of message types defined for a specific partner exceeds the allowed limit. This can happen due to:
  
  Configuration Issues: The partner profile may have been incorrectly configured, leading to an excessive number of message types being assigned.
  Data Migration: During data migration or system upgrades, additional message types may have been inadvertently added.
  Integration Errors: Issues in the integration setup between SAP and external systems can lead to the creation of multiple message types.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review Partner Profile:
  
  Go to the transaction code WE20 (Partner Profiles) in SAP.
  Check the configuration for the partner indicated in the error message.
  Ensure that the number of message types assigned to the partner is within the acceptable limits.
  
  
  
  Remove Unnecessary Message Types:
  
  If there are redundant or unnecessary message types, consider removing them from the partner profile to reduce the count.
  
  
  
  Check for Duplicates:
  
  Look for any duplicate entries that may have been created by mistake and remove them.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific version of your SAP system to understand any limitations or best practices regarding message types.
  
  
  
  Contact SAP Support:
  
  If the issue persists after making the necessary adjustments, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as WE20 for partner profiles and WE21 for port definitions.
  SAP Notes: Check for any SAP Notes that may address this specific error or provide additional guidance.
  System Logs: Review system logs for any additional error messages or warnings that may provide context to the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.