How To Fix DS405 - Node is not executable

DS405 - Overview

• Message type: E = Error

• Message class: DS - Messages for Editing Text Elements in ABAP Programs

• Message number: 405

• Message text: Node is not executable

What causes this issue?

You tried to execute a node (in the background). However, this is not
possible for all nodes. Executable nodes are displayed in color in the
tree (--> color key). Only the following nodes are executable:
Reports
Variants
Saved lists
The following can be executed in the background:
ABAP Reports and Queries with a variant (in this case, position the
cursor on a variant).

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?

Error message extract from SAP system. Copyright SAP SE.

DS405 - Details

• The SAP error message DS405 "Node is not executable" typically occurs in the context of SAP Data Services (BODS) when a job or data flow is being executed, and the system encounters a node (such as a transformation or data flow) that cannot be executed. This can happen for several reasons, and understanding the cause is essential for resolving the issue.
  Causes:
  
  Node 
  Configuration Issues: The node may not be properly configured. For example, it might be missing required parameters or have incorrect settings.
  Data Flow Logic Errors: There may be logical errors in the data flow that prevent certain nodes from being executed. This could include issues like circular references or invalid data paths.
  Dependency Problems: The node may depend on other nodes that have not been executed successfully or are not available.
  Inactive Nodes: The node might be marked as inactive or disabled in the job design.
  Data Type Mismatches: If there are data