How To Fix /STTPEC/MC_MD170 - === Set CUSGEN PARAM NCODE_NON_UNIQUE ===

SAP Error Message - Details

• Message type: E = Error

• Message class: /STTPEC/MC_MD -

• Message number: 170

• Message text: === Set CUSGEN PARAM NCODE_NON_UNIQUE ===

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /STTPEC/MC_MD170 - === Set CUSGEN PARAM NCODE_NON_UNIQUE === ?

  The SAP error message /STTPEC/MC_MD170 with the description "Set CUSGEN PARAM NCODE_NON_UNIQUE" typically indicates an issue related to the configuration of the system, particularly in the context of master data management or material master data.
  Cause:
  This error usually arises when there is a problem with the uniqueness of the codes or identifiers used in the system. Specifically, it suggests that there are non-unique entries in a field that is expected to have unique values. This can occur in various scenarios, such as:
  
  Duplicate Entries: There may be duplicate entries in the master data tables that are supposed to have unique identifiers.
  Configuration Issues: The system configuration may not be set up correctly to enforce uniqueness for certain fields.
  Data Migration Issues: If data has been migrated from another system, it may have introduced duplicates or non-unique values.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check for Duplicates:
  
  Use transaction codes like SE16 or SE11 to check the relevant database tables for duplicate entries. Look for the specific field that is causing the issue.
  Identify and resolve any duplicates by either deleting or merging records as appropriate.
  
  
  
  Review Configuration:
  
  Check the configuration settings related to the master data in the SAP system. Ensure that the settings enforce uniqueness where required.
  If necessary, consult with your SAP Basis or configuration team to adjust the settings.
  
  
  
  Data Cleansing:
  
  If the issue is due to data migration, perform data cleansing to ensure that all entries are unique and conform to the expected format.
  
  
  
  Consult Documentation:
  
  Review SAP notes and documentation related to this error message. There may be specific notes that provide additional context or solutions.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking for duplicates and reviewing configurations, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: SE16 (Data Browser), SE11 (Data Dictionary), and SE78 (SAP ArchiveLink) can be useful for checking data and configurations.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Master Data Management: Familiarize yourself with the principles of master data management in SAP, as understanding how data is structured and maintained can help prevent similar issues in the future.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.