How To Fix LD084 - Time unit not maintained for the rate. No takt time calculation

SAP Error Message - Details

• Message type: E = Error

• Message class: LD - Logistics Automotive Line Design

• Message number: 084

• Message text: Time unit not maintained for the rate. No takt time calculation

What causes this issue?

You have either not given the time unit of the rate, or the sysem can
not translate the time unit into seconds.

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?

Check the time unit of the rate.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LD084 - Time unit not maintained for the rate. No takt time calculation ?

  The SAP error message LD084: "Time unit not maintained for the rate. No takt time calculation" typically occurs in the context of production planning and scheduling, particularly when dealing with takt time calculations in SAP's logistics modules.
  Cause:
  This error generally arises when the system is unable to find a valid time unit for a specific rate in the production or planning data. The time unit is essential for calculating the takt time, which is the amount of time available to produce a product in order to meet customer demand. If the time unit is not defined or is incorrectly configured, the system cannot perform the necessary calculations.
  Possible Causes:
  
  Missing Configuration: The time unit for the production rate may not be defined in the relevant master data (e.g., work center, routing).
  Incorrect Master Data: The master data for the material or production process may be incomplete or incorrectly set up.
  Data Inconsistencies: There may be inconsistencies in the data that prevent the system from determining the correct time unit.
  
  Solution:
  To resolve the LD084 error, you can follow these steps:
  
  
  Check Work Center Configuration:
  
  Go to the work center configuration in SAP (Transaction code: CR01 or CR02).
  Ensure that the time unit is correctly maintained for the relevant work center. This includes checking the "Standard Values" tab to confirm that the time unit is specified.
  
  
  
  Review Routing:
  
  Check the routing associated with the production order or material (Transaction code: CA01 or CA02).
  Ensure that the operations in the routing have the correct time units defined.
  
  
  
  Material Master Data:
  
  Verify the material master data (Transaction code: MM02).
  Ensure that the relevant views (e.g., MRP, Work Scheduling) have the necessary data filled in, including the time unit.
  
  
  
  Check Production Version:
  
  If applicable, check the production version for the material to ensure that it is correctly set up with the appropriate routing and work center.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for specific details on how to maintain time units in your version of SAP.
  
  
  
  Testing:
  
  After making the necessary changes, test the process again to see if the error persists.
  
  
  
  Related Information:
  
  Takt Time: Takt time is a measure of the amount of time available to produce a product in order to meet customer demand. It is calculated based on the available production time divided by the customer demand.
  SAP Modules: This error is often encountered in modules related to Production Planning (PP), Logistics Execution (LE), and other related areas.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CR01 (Create Work Center), CR02 (Change Work Center), CA01 (Create Routing), and CA02 (Change Routing) for troubleshooting.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in production planning and logistics.