How To Fix CPWB656 - Already reached first material-bill of material alocation

CPWB656 - Overview

• Message type: E = Error

• Message class: CPWB - General Workbench Messages

• Message number: 656

• Message text: Already reached first material-bill of material alocation

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.

CPWB656 - Details

• The SAP error message CPWB656, which states "Already reached first material-bill of material allocation," typically occurs in the context of production planning and control, particularly when working with bills of materials (BOMs) in SAP.
  
  Cause:
  This error usually arises when there is an attempt to allocate materials for a production order or a planned order, but the system has already reached the first material allocation for the specified BOM. This can happen due to several reasons:
  
  Duplicate Allocation Attempts: The system may be trying to allocate materials that have already been allocated in a previous step.
  Incorrect BOM Configuration: The BOM may not be set up correctly, leading to issues in material allocation.
  Order Status: The production order or planned order may be in a status that does not allow for further allocations.
  Material Availability: There may be issues with the availability of materials, causing the system to halt further allocations.
  
  
  Solution:
  To resolve the CPWB656 error, you