How To Fix CN861 - Maintain work to calculate duration

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 861

• Message text: Maintain work to calculate duration

What causes this issue?

You must enter a value for work so that the system can calculate the
duration.

System Response

INCLUDE 'NA_ALLG_NOVERARBEITUNG' OBJECT DOKU ID TX

How to fix this error?

Enter a value for the work.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN861 - Maintain work to calculate duration ?

  The SAP error message CN861 ("Maintain work to calculate duration") typically occurs in the context of project management and is related to the planning and scheduling of activities within a project. This error indicates that the system requires specific work data to calculate the duration of a project or activity, but that data is missing or not properly maintained.
  Cause:
  
  Missing Work Data: The error often arises when the work (in terms of hours or effort) required for a task or activity has not been defined or maintained in the system.
  Incorrect Settings: There may be incorrect settings in the project definition or activity details that prevent the system from calculating the duration.
  Incomplete Activity Information: If the activity does not have all the necessary information filled out, such as start and end dates, or if the work type is not specified, this error can occur.
  
  Solution:
  
  
  Maintain Work Data:
  
  Navigate to the project or activity in question.
  Ensure that the work (effort) is defined for the activity. This can usually be done in the activity details or planning screen.
  Enter the required work values (e.g., total hours, work type) to allow the system to calculate the duration.
  
  
  
  Check Activity Settings:
  
  Review the settings for the activity to ensure that all necessary fields are filled out correctly.
  Make sure that the start and end dates are specified, and that the work type is appropriate for the activity.
  
  
  
  Use the Project Planning Tools:
  
  Utilize SAP's project planning tools to review and adjust the project structure and activity details.
  If using a specific project management module (like PS - Project System), ensure that all relevant data is correctly entered.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on maintaining work data and resolving related errors.
  
  
  
  Check Authorizations:
  
  Ensure that you have the necessary authorizations to make changes to the project or activity data.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as CJ20N (Project Builder) or CJ02 (Change Project) to access and modify project data.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues or provide patches related to this error.
  User Forums: Consider visiting SAP community forums or user groups for additional insights and solutions from other users who may have encountered the same issue.
  
  By following these steps, you should be able to resolve the CN861 error and successfully maintain the necessary work data for your project activities.