How To Fix 3F820 - The time unit &1 has not been maintained in table T546T or T777L

SAP Error Message - Details

• Message type: E = Error

• Message class: 3F - Compensation Management

• Message number: 820

• Message text: The time unit &1 has not been maintained in table T546T or T777L

What causes this issue?

The unit of time &V1& could not be found. In Personnel Cost Planning,
this could have two reasons.
The unit of time &V1& has not been maintained in table T546T.
The unit of time &V1& has been maintained T546T, but the conversion
entry for the unit of time &V1& in the current planning's unit of time
has not been maintained in table T777L.

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 whether the unit of time &V1& is the one you want and if
necessary, maintain the entries in the tables.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 3F820 - The time unit &1 has not been maintained in table T546T or T777L ?

  The SAP error message 3F820 indicates that the time unit specified in your configuration has not been maintained in the relevant tables, specifically T546T or T777L. This error typically arises in the context of time management or payroll processing when the system encounters a time unit that it does not recognize.
  Cause:
  
  Missing Time Unit: The time unit you are trying to use (e.g., hours, days, etc.) is not defined in the system.
  Incorrect Configuration: The configuration for time management or payroll may not have been set up correctly, leading to the absence of the required time unit.
  Custom Time Units: If you are using custom time units, they may not have been properly defined in the system.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check the Time Unit: Identify the time unit that is causing the error. This is usually indicated in the error message as &1.
  
  
  Maintain the Time Unit:
  
  Go to transaction SPRO (SAP Reference IMG).
  Navigate to Personnel Management -> Time Management -> Time Data -> Define Time Units.
  Here, you can check if the time unit exists. If it does not, you will need to create it.
  
  
  
  Update Tables:
  
  If the time unit is missing in T546T (which contains the text for time units) or T777L (which contains the time unit definitions), you will need to add the necessary entries.
  You can use transaction SM30 to maintain these tables directly, but be cautious and ensure you have the necessary authorizations and backups before making changes.
  
  
  
  Testing: After making the necessary changes, test the process again to ensure that the error is resolved.
  
  
  Related Information:
  
  T546T: This table contains the descriptions of time units used in the system.
  T777L: This table contains the definitions and settings for time units.
  Documentation: Refer to SAP Help documentation for more details on time management configuration.
  Authorization: Ensure you have the appropriate authorizations to make changes to configuration settings in SAP.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or HR module consultant for further assistance.