How To Fix LB201 - The import parameters are not consistent as entries were duplicated

SAP Error Message - Details

• Message type: E = Error

• Message class: LB - Logistics: Batch - Management

• Message number: 201

• Message text: The import parameters are not consistent as entries were duplicated

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 LB201 - The import parameters are not consistent as entries were duplicated ?

  The SAP error message LB201 indicates that there is an inconsistency in the import parameters due to duplicated entries. This typically occurs in the context of data import processes, such as when importing materials, master data, or transactional data into the SAP system.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the data being imported contains duplicate entries for fields that must be unique. For example, if you are importing material master data, and two entries have the same material number, this will trigger the error.
  Incorrect Data Formatting: Sometimes, the data format may not align with the expected format in SAP, leading to misinterpretation of the data.
  Data Source Issues: The source of the data may have inherent duplicates that were not cleaned up before the import process.
  
  Solution:
  
  Identify Duplicates: Review the data being imported to identify any duplicate entries. This can often be done using spreadsheet software or data processing tools.
  Remove or Consolidate Duplicates: Once duplicates are identified, you can either remove them or consolidate the data if necessary. Ensure that each entry is unique according to the requirements of the import process.
  Check Data Formatting: Ensure that the data is formatted correctly according to SAP's requirements. This includes checking for correct data types, lengths, and any mandatory fields.
  Use Data Validation Tools: If available, use data validation tools or scripts to check for duplicates before attempting the import again.
  Test Import with a Subset: Before performing a full import, test the import process with a smaller subset of data to ensure that the issue has been resolved.
  
  Related Information:
  
  Transaction Codes: Depending on the context of the import, you may be using transaction codes like LSMW (Legacy System Migration Workbench), BAPIs, or IDocs.
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific import process you are using.
  Documentation: Refer to SAP documentation for guidelines on data import processes, especially regarding unique constraints and data integrity rules.
  Error Logs: Review any error logs generated during the import process for additional context on the error.
  
  By following these steps, you should be able to resolve the LB201 error and successfully complete your data import into SAP.