How To Fix SWDP_WB_TOOL219 - Mapping for &1 is only possible if repetition node for &2 is accessible

SWDP_WB_TOOL219 - Overview

• Message type: E = Error

• Message class: SWDP_WB_TOOL - Web Dynpro: Messages for Workbench Tools

• Message number: 219

• Message text: Mapping for &1 is only possible if repetition node for &2 is accessible

What causes this issue?

You want to define mapping for the node &V1&. The node that you wish to
assign as original contains recursion nodes. The recursion node &V2&,
however, points to a recurrence node that is not within the subtree for
the original node.

System Response

The system rejects the mapping function.

How to fix this error?

Mapping is only possible if all the recursion nodes that are contained
in the subtree of the original node have a recurrence node that is also
in this subtree.

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 SWDP_WB_TOOL219 - Mapping for &1 is only possible if repetition node for &2 is accessible ?

  The SAP error message SWDP_WB_TOOL219 indicates that there is an issue with the mapping of a data structure in a Web Dynpro application. Specifically, it suggests that the mapping for a particular node (denoted as &1) can only occur if the repetition node for another specified node (denoted as &2) is accessible. This typically occurs in scenarios where you are working with hierarchical data structures or complex data models in Web Dynpro.
  
  Cause:
  
  Hierarchy Issues: The error usually arises when the data structure you are trying to map does not have the necessary hierarchy or the required nodes are not accessible. This can happen if the repetition node (which allows for multiple instances of a data structure) is not properly defined or is not in the expected state.
  Incorrect Data Binding: If the data binding in your Web Dynpro component is not set up correctly, it can lead to this error. This might