How To Fix M2899 - Execution time / lead time without unit

SAP Error Message - Details

• Message type: E = Error

• Message class: M2 - LIS: Generating and updating info structures

• Message number: 899

• Message text: Execution time / lead time without unit

What causes this issue?

You want to use the exact lead time or the exact execution time. Enter
the unit in which these key figures are to be updated.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M2899 - Execution time / lead time without unit ?

  The SAP error message M2899, which states "Execution time / lead time without unit," typically occurs in the context of material management or production planning when there is an issue with the configuration of lead times or execution times in the system. This error indicates that the system is unable to interpret the lead time or execution time because it lacks a unit of measure.
  Causes:
  
  Missing Unit of Measure: The lead time or execution time is defined in the system without an associated unit of measure (e.g., days, hours).
  Configuration Issues: There may be a configuration issue in the material master or production scheduling settings where the unit of measure is not properly set.
  Data Entry Errors: Incorrect or incomplete data entry in the relevant fields can lead to this error.
  Custom Development: If there are custom programs or enhancements, they may not be handling the lead time or execution time correctly.
  
  Solutions:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and check the relevant views (e.g., MRP view) to ensure that the lead time and execution time fields have the correct units of measure assigned.
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings in the SAP system for lead times and execution times. This can be done through transaction codes like SPRO (SAP Project Reference Object) and navigating to the relevant sections for material management or production planning.
  
  
  
  Correct Data Entry:
  
  If the error is due to incorrect data entry, correct the entries in the relevant fields to ensure that they include the appropriate units of measure.
  
  
  
  Check Custom Code:
  
  If there are any custom developments or enhancements, review the code to ensure that it correctly handles lead times and execution times, including their units of measure.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on how to set up lead times and execution times correctly.
  
  
  
  Testing:
  
  After making changes, perform tests to ensure that the error does not reoccur and that the system behaves as expected.
  
  
  
  Related Information:
  
  Transaction Codes: MM03 (Display Material), MM02 (Change Material), SPRO (Customizing).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  User Forums: Consider visiting SAP community forums or user groups for insights from other users who may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify the cause of the M2899 error and implement a solution to resolve it.