How To Fix /LTB/MC188 - Project job number changed;old value: &1, new value: &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /LTB/MC -

• Message number: 188

• Message text: Project job number changed;old value: &1, new value: &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /LTB/MC188 - Project job number changed;old value: &1, new value: &2 ?

  The SAP error message /LTB/MC188 Project job number changed; old value: &1, new value: &2 typically occurs in the context of project management or logistics when there is a discrepancy between the job number that was previously assigned to a project and the new job number that is being assigned or processed.
  Cause:
  
  Data Consistency Issues: The error usually arises when there is an attempt to change the job number of a project that is already in use or has been referenced in other transactions.
  Concurrent Updates: If multiple users or processes are trying to update the same project/job simultaneously, it can lead to conflicts.
  Configuration Changes: Changes in the configuration settings related to project management or job number assignment can also trigger this error.
  Custom Development: If there are custom programs or enhancements that manipulate job numbers, they might not be handling the changes correctly.
  
  Solution:
  
  Check for Concurrent Processes: Ensure that no other users or processes are trying to update the same project/job at the same time. If so, coordinate to avoid conflicts.
  Review Changes: Investigate any recent changes made to the project or job configuration. If changes were made, ensure they are valid and consistent.
  Data Consistency Check: Run consistency checks on the project data to ensure that all references to the job number are correct and that there are no orphaned records.
  Manual Update: If the system allows, manually update the job number to the correct value, ensuring that it aligns with the project requirements.
  Consult Documentation: Refer to SAP documentation or notes related to the specific module you are working with for any known issues or patches.
  Contact Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it involves custom developments or complex configurations.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may want to check transactions like CJ20N (Project Builder), CJ02 (Change Project), or others related to project management.
  SAP Notes: Search for relevant SAP Notes that might address this specific error message or provide guidance on similar issues.
  User Exits and BAdIs: If there are custom developments, check for any user exits or BAdIs that might be affecting job number assignments.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.