How To Fix LRM120 - Available time reference &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: LRM - Customizing

• Message number: 120

• Message text: Available time reference &1 does not exist

What causes this issue?

The available time reference has not been entered in <DS:TRAN.IRM_CUST>
IRM Customizing</>.
(Note: Available time references can also be registered dynamically with
the method REGISTER_STARTTIME_TYPES for BAdI BADI_IRM_OT_STT.)

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LRM120 - Available time reference &1 does not exist ?

  The SAP error message LRM120, which states "Available time reference &1 does not exist," typically occurs in the context of logistics and production planning when the system is unable to find a specified time reference for an operation or resource. This can happen in various scenarios, such as when working with production orders, capacity planning, or scheduling.
  
  Cause:
  
  Missing Time Reference: The specified time reference (e.g., a specific calendar or time profile) does not exist in the system. This could be due to incorrect configuration or data entry.
  Incorrect Configuration: The time reference may not have been set up correctly in the system, or it may have been deleted or not activated.
  Data Inconsistency: There may be inconsistencies in the master data related to the resources or operations that reference the time profile.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the time reference.
  
  
  Solution:
  
  Check Time Reference: Verify that the time