How To Fix CNV_DMC_SIN_AM656 - Postal code &1 exceeds &2 characters

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_SIN_AM - Messages for Business Address Services

• Message number: 656

• Message text: Postal code &1 exceeds &2 characters

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 CNV_DMC_SIN_AM656 - Postal code &1 exceeds &2 characters ?

  The SAP error message CNV_DMC_SIN_AM656 indicates that a postal code exceeds the maximum allowed character limit. This error typically arises during data migration or data conversion processes, particularly when using the SAP Data Migration Cockpit (DMC) or similar tools.
  Cause:
  The error occurs when the postal code field in the source data contains more characters than the target system allows. For example, if the target system has a limit of 10 characters for postal codes, and the source data contains a postal code with 12 characters, this error will be triggered.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Character Limit: Verify the maximum character limit for postal codes in the target SAP system. This can usually be found in the data model or field definitions.
  
  
  Data Cleansing: Review the source data for postal codes that exceed the allowed character limit. You may need to:
  
  Truncate the postal codes to fit within the limit.
  Remove any unnecessary characters or spaces.
  Ensure that the postal codes conform to the expected format.
  
  
  
  Mapping Adjustments: If you are using a mapping tool or transformation logic, ensure that the mapping correctly handles postal codes and adheres to the character limit.
  
  
  Validation Rules: Implement validation rules in your data migration process to catch these errors before attempting to load the data into the target system.
  
  
  Testing: After making the necessary adjustments, perform a test migration with a subset of the data to ensure that the error is resolved.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional insights or updates regarding this error.
  Data Migration Cockpit (DMC): Familiarize yourself with the features and capabilities of the DMC, as it may offer built-in tools for data validation and transformation.
  Field Definitions: Review the field definitions in the target system to understand the constraints and requirements for postal code fields.
  
  By following these steps, you should be able to address the CNV_DMC_SIN_AM656 error and successfully migrate your data.