How To Fix CX081 - You cannot unfix the BOM

SAP Error Message - Details

• Message type: E = Error

• Message class: CX - Nachrichten für Konfigurationsprozess

• Message number: 081

• Message text: You cannot unfix the BOM

What causes this issue?

You have fixed and saved the BOM of an assembly. Once you have saved
the fixed BOM of an assembly in the configuration editor, you can no
longer use the configuration editor to delete it.

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?

You can use transaction CU62 to delete the fixed assembly. After
deletion, the configuration editor shows the super BOM for the assembly
again.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CX081 - You cannot unfix the BOM ?

  The SAP error message CX081, "You cannot unfix the BOM," typically occurs when there is an attempt to unfix a Bill of Materials (BOM) that is currently in a fixed state. This can happen in various scenarios, such as when a BOM is locked for changes due to production orders, or when it is marked as fixed in the system.
  Causes:
  
  Fixed BOM: The BOM is marked as fixed, which means it cannot be modified or un-fixed until certain conditions are met.
  Active Production Orders: There may be active production orders that reference the BOM, preventing changes.
  Dependencies: Other objects or dependencies in the system may be preventing the unfixing of the BOM.
  Authorization Issues: The user may not have the necessary authorizations to perform the unfixing operation.
  
  Solutions:
  
  Check BOM Status: Verify the status of the BOM in the system. If it is fixed, you may need to determine why it is fixed and whether it can be un-fixed.
  Review Production Orders: Check for any active production orders that are using the BOM. If there are active orders, you may need to complete or delete them before unfixing the BOM.
  Change BOM Fixing: If the BOM is fixed due to a specific reason, you may need to follow the appropriate process to unfix it. This could involve changing the status of the BOM or removing the fixing status through the appropriate transaction (e.g., using transaction CS02 to change the BOM).
  Authorization Check: Ensure that you have the necessary authorizations to modify the BOM. If not, contact your SAP administrator to obtain the required permissions.
  Consult Documentation: Refer to SAP documentation or help resources for specific instructions related to your version of SAP, as the process may vary.
  
  Related Information:
  
  Transaction Codes: Common transaction codes related to BOM management include:
  
  CS01: Create BOM
  CS02: Change BOM
  CS03: Display BOM
  CS11: Display BOM for a material
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  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.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant for further assistance.