Order Import Fails - 'No Workflow Has Been Assigned to This Transaction Type' (Doc ID 1906239.1)

Symptoms

In a new instance/new setup, when attempting to run Order Import for an Internal Order,
the following error occurs:

ERROR

'No workflow has been assigned to this transaction type'

STEPS

User followed <Note 406312.1> - R11: What Are The Steps Required To Setup An Internal Requisition In Purchasing?

1. Responsibility Purchasing Super User - Setup/Organizations/Purchasing Options:
  Setup:
  Internal Requisition Order Type = Internal Order
  Internal Requisition Order Source = Internal
  
2. Order Management Responsibility (OM) -> Setup -> Transaction Type -> Define
  Created a Transaction Type = Internal Order
  Assigned line flow = internal order line type with Process = Line Flow - Generic

3. Purchasing Super User Responsibility -> Created a new Internal Requisition
    Ran Create Internal Order concurrent process

5. OM -> Report, Request -> Request -> run Order Import concurrent process with OM Debug Level set to 5

6. The current error appears in the Child log file:
'No workflow has been assigned to this transaction type'

Cause

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