How To Fix UPWB161 - Rows cannot be inserted, the layout contains complex lead columns

UPWB161 - Overview

• Message type: E = Error

• Message class: UPWB - Messages for Development Class UPWB

• Message number: 161

• Message text: Rows cannot be inserted, the layout contains complex lead columns

What causes this issue?

The property of the layout, 'Pushbutton for New Rows', has been set to
'true'. However, in the layout, you cannot enter new rows. There may be
various reasons for this: the layout has a complex key column, the
layout can be selected by a selector, or the layout already shows all
possible combinations.

System Response

The system produces a warning and the button for generating new rows is
not displayed on the Web interface.

How to fix this error?

Set the property 'Pushbutton for New Rows' to 'false'.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UPWB161 - Rows cannot be inserted, the layout contains complex lead columns ?

  The SAP error message UPWB161 indicates that there is an issue with inserting rows in a planning layout due to the presence of complex lead columns. This typically occurs in SAP Business Planning and Consolidation (BPC) or SAP BW (Business Warehouse) environments when working with planning layouts that have specific configurations.
  
  Cause:
  The error arises when:
  
  Complex Lead Columns: The layout you are trying to use has lead columns that are defined as complex. Complex lead columns can include calculations, aggregations, or other advanced features that make it difficult for the system to insert new rows.
  Data Model Restrictions: The underlying data model may have restrictions that prevent the insertion of new rows when complex lead columns are present.
  Incorrect Configuration: The layout may not be configured correctly to allow for row insertions.
  
  
  Solution:
  To resolve the UPWB161 error, consider the following steps:
  
  
  Review the Layout Configuration:
  
  Check the configuration of the lead columns in the layout. If they