How To Fix PSB_API_MSGCL126 - Enter a valid unit of work or duration

SAP Error Message - Details

• Message type: E = Error

• Message class: PSB_API_MSGCL -

• Message number: 126

• Message text: Enter a valid unit of work or duration

What causes this issue?

You must enter valid units for the system to calculate the work or
duration. Note that you can only enter the unit of work in the
<LS>Activity Processing</> tab.

System Response

If you do not provide valid units, the system cannot complete the
processing.

How to fix this error?

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PSB_API_MSGCL126 - Enter a valid unit of work or duration ?

  The SAP error message PSB_API_MSGCL126 ("Enter a valid unit of work or duration") typically occurs in the context of project management or time management within SAP, particularly when dealing with project systems (PS) or related modules. This error indicates that the system expects a valid input for a unit of work or duration, but the input provided is either missing, incorrect, or not recognized by the system.
  Causes:
  
  Invalid Input: The user may have entered a duration or unit of work that is not recognized by the system (e.g., using an incorrect format or unit).
  Missing Data: Required fields for entering a duration or unit of work may be left blank.
  Configuration Issues: There may be configuration settings in the SAP system that do not support the entered values.
  Data Type Mismatch: The input may not match the expected data type (e.g., entering text instead of a numeric value).
  User Authorization: The user may not have the necessary permissions to enter or modify the data in the relevant fields.
  
  Solutions:
  
  Check Input Values: Ensure that the values entered for the unit of work or duration are valid. For example, if the system expects a duration in hours, ensure that you are entering a numeric value followed by the correct unit (e.g., "5h" for 5 hours).
  Review Required Fields: Make sure all mandatory fields are filled out correctly. Look for any asterisks (*) or other indicators that denote required fields.
  Consult Documentation: Refer to SAP documentation or help resources to understand the expected formats for entering durations or units of work.
  Configuration Review: If you have access, check the configuration settings in the SAP system to ensure that the units of work or durations are set up correctly.
  User Permissions: Verify that you have the necessary permissions to enter or modify the data. If not, contact your SAP administrator for assistance.
  Error Logs: Check the system logs for any additional error messages or details that may provide more context about the issue.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Training and Documentation: If you are new to the SAP system, consider undergoing training or reviewing user manuals that cover project management and time entry processes.
  
  If the issue persists after trying the above solutions, it may be beneficial to escalate the matter to your SAP support team or consult with an SAP expert for further assistance.