How To Fix CPWB156 - First selected activity already reached

SAP Error Message - Details

• Message type: E = Error

• Message class: CPWB - General Workbench Messages

• Message number: 156

• Message text: First selected activity already reached

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CPWB156 - First selected activity already reached ?

  The SAP error message CPWB156 ("First selected activity already reached") typically occurs in the context of project management or production planning within SAP, particularly when using the Capacity Planning Workbench (CPWB). This error indicates that the system has detected that the first selected activity in a sequence has already been reached or completed, which may prevent further processing or planning.
  Cause:
  
  Activity Status: The selected activity may already be in a completed or finished state, meaning that it cannot be processed again.
  Incorrect Sequence: The activities may not be sequenced correctly, leading to an attempt to process an activity that is not eligible for further action.
  Data Entry Error: There may be an error in the data entry where the wrong activity is selected for processing.
  Planning Parameters: The planning parameters or settings may not allow for the selected activity to be processed again.
  
  Solution:
  
  Check Activity Status: Verify the status of the selected activity. If it is already completed, you may need to select a different activity that is still pending or in progress.
  Review Sequence: Ensure that the activities are sequenced correctly. If the first activity has been reached, you may need to adjust your selection to start from a different point in the sequence.
  Correct Data Entry: Double-check the data entry to ensure that the correct activity is selected. If necessary, re-enter the selection.
  Adjust Planning Parameters: Review the planning parameters and settings in the system to ensure they are configured correctly for the activities you are trying to process.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the Capacity Planning Workbench and the activities you are managing.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as C223 (Change Activity) or C223N (Create Activity) to manage activities effectively.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles and Permissions: Ensure that you have the necessary permissions to perform actions on the selected activities.
  Training and Support: If the issue persists, consider reaching out to your SAP support team or consulting with a colleague who has experience with the Capacity Planning Workbench.
  
  By following these steps, you should be able to resolve the CPWB156 error and continue with your planning activities in SAP.