How To Fix LTR2_CM_CHECK021 - Invalid data will be removed and the changes will be saved.

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR2_CM_CHECK - LTR2 Checks on Content Module

• Message number: 021

• Message text: Invalid data will be removed and the changes will be saved.

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 LTR2_CM_CHECK021 - Invalid data will be removed and the changes will be saved. ?

  The SAP error message LTR2_CM_CHECK021 typically occurs in the context of the SAP Landscape Transformation (SLT) Replication Server or during data transformation processes. This error indicates that there is invalid data in the dataset being processed, which cannot be handled according to the defined rules or constraints. As a result, the system will remove the invalid data and proceed to save the changes.
  Cause:
  
  Data Quality Issues: The data being processed may contain invalid entries, such as incorrect formats, missing values, or values that do not comply with the defined data types or constraints.
  Mapping Errors: There may be issues with the mapping of fields between the source and target systems, leading to incompatible data types or values.
  Transformation Rules: The transformation rules defined in the SLT configuration may not be able to handle certain data scenarios, resulting in the identification of invalid data.
  Data Type Mismatches: If the source data types do not match the expected target data types, this can lead to errors during the transformation process.
  
  Solution:
  
  Data Validation: Review the data being processed to identify and correct any invalid entries. This may involve checking for null values, incorrect formats, or out-of-range values.
  Mapping Review: Check the field mappings in the SLT configuration to ensure that they are correctly defined and that the data types are compatible.
  Transformation Logic: Review the transformation rules to ensure they are correctly defined and can handle the data being processed. Adjust the rules as necessary to accommodate the data.
  Error Logging: Enable detailed logging to capture more information about the invalid data. This can help in diagnosing the specific issues causing the error.
  Testing: After making changes, test the data replication or transformation process with a smaller dataset to ensure that the issue has been resolved before processing larger datasets.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific error message for any patches or updates that may address known issues.
  Documentation: Refer to the SAP Help Portal for documentation on SLT and data transformation processes to understand the expected data formats and constraints.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By addressing the underlying data quality and configuration issues, you should be able to resolve the LTR2_CM_CHECK021 error and ensure smooth data processing in your SAP environment.