How To Fix /SCMTMS/LDDD021 - Erroneous entries exist in coordinate based distance matrix

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/LDDD -

• Message number: 021

• Message text: Erroneous entries exist in coordinate based distance matrix

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/LDDD021 - Erroneous entries exist in coordinate based distance matrix ?

  The SAP error message /SCMTMS/LDDD021 Erroneous entries exist in coordinate based distance matrix typically occurs in the SAP Transportation Management (TM) module. This error indicates that there are invalid or erroneous entries in the distance matrix that is used for calculating distances between locations based on their coordinates.
  Cause:
  
  Invalid Coordinates: The most common cause of this error is the presence of invalid or incorrect coordinates (latitude and longitude) for one or more locations in the system.
  Missing Data: Some locations may not have coordinates assigned, leading to gaps in the distance matrix.
  Data Corruption: There may be corruption in the distance matrix data due to system issues or improper data handling.
  Configuration Issues: Incorrect configuration settings in the distance calculation settings can also lead to this error.
  
  Solution:
  
  Check Coordinates: Verify the coordinates for all locations in the system. Ensure that they are correctly entered and fall within valid ranges (latitude: -90 to 90, longitude: -180 to 180).
  Update Missing Coordinates: If any locations are missing coordinates, update them with the correct values.
  Rebuild Distance Matrix: If the coordinates are correct, you may need to rebuild the distance matrix. This can typically be done through the SAP TM configuration settings:
  
  Navigate to the relevant transaction or configuration area for distance calculation.
  Look for options to regenerate or recalculate the distance matrix.
  
  
  Check for Data Corruption: If you suspect data corruption, you may need to run consistency checks or data validation processes to identify and rectify any issues.
  Review Configuration Settings: Ensure that the configuration settings for distance calculation are correctly set up according to your business requirements.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SCMTMS/DM for distance matrix management or /SCMTMS/LOC for location management.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to this error.
  Documentation: Refer to the SAP Help Portal for detailed documentation on managing distance matrices and coordinates in SAP TM.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support for further assistance.
  
  By addressing the underlying causes and following the recommended solutions, you should be able to resolve the error and ensure the integrity of your distance matrix in SAP TM.