How To Fix 29091 - Modification parameters incomplete (inform your system manager)

SAP Error Message - Details

• Message type: E = Error

• Message class: 29 - Bills of Material

• Message number: 091

• Message text: Modification parameters incomplete (inform your system manager)

What causes this issue?

In the standard SAP System, default settings are defined for the
modification parameters and for BOM maintenance. You can change these
values for your company (in the customizing functions for 'BOMs' and
perform steps <LS>Define modification parameters</> and <LS>Define
default settings</>.
The modification parameters are generally one-time settings for BOM
management, which you should not normally change once you start using
the functions for BOMs.

System Response

The system checks whether these settings are defined and consistent.

How to fix this error?

For one of the following fields, either no value is maintained, or the
settings are not consistent:
Modification parameter: <LS>Unit of measure 'piece'</>
Please note that this unit determines the base unit of measure (BOM
header) or the component unit of measure (item).
Base unit of mesaure for:
Equipment BOM
Functional location BOM
Document structure
Standard BOM (configurable BOM)
Component unit of measure for:
Text item
Document item
Non-stock item without a material master record
Default values for variable-size item:
<LS>Variable-size item unit</>
<LS>Unit for number of variable-size items</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 29091 - Modification parameters incomplete (inform your system manager) ?

  The SAP error message 29091, which states "Modification parameters incomplete (inform your system manager)," typically indicates that there is an issue with the modification parameters in the SAP system. This error can occur in various contexts, such as during the execution of a transaction or when trying to access certain functionalities.
  Causes:
  
  Incomplete Configuration: The modification parameters required for a specific transaction or function are not fully configured or are missing.
  Transport Issues: If the system has recently undergone a transport of changes, the modification parameters may not have been properly transported or activated.
  Authorization Issues: The user may not have the necessary authorizations to access or modify the parameters.
  System Upgrade or Patch: After an upgrade or patch, certain parameters may need to be reconfigured or updated.
  Custom Development: If there are custom developments or modifications in the system, they may not be correctly set up.
  
  Solutions:
  
  Check Configuration: Review the configuration settings related to the transaction or function that triggered the error. Ensure that all required parameters are set correctly.
  Transport Management: If the issue arose after a transport, check the transport logs to ensure that all necessary objects were transported successfully. You may need to re-transport or activate the changes.
  User Authorizations: Verify that the user has the necessary authorizations to access the modification parameters. This may involve checking roles and profiles assigned to the user.
  System Logs: Check the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  Consult Documentation: Refer to SAP documentation or notes related to the specific transaction or function to see if there are any known issues or additional configuration steps required.
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may want to check transaction codes like SE80 (Object Navigator), SE11 (Data Dictionary), or SE37 (Function Module) to investigate the related objects.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide guidance on configuration.
  System Documentation: Review any internal documentation or guidelines your organization has for managing SAP modifications and configurations.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.