How To Fix /SAPPCE/01026 - Combination DPC with down payment and/or retention not allowed

/SAPPCE/01026 - Overview

• Message type: E = Error

• Message class: /SAPPCE/01 -

• Message number: 026

• Message text: Combination DPC with down payment and/or retention not allowed

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPPCE/01026 - Combination DPC with down payment and/or retention not allowed ?

  The SAP error message /SAPPCE/01026 Combination DPC with down payment and/or retention not allowed typically occurs in the context of Project System (PS) or Controlling (CO) modules when there is an attempt to create or process a document that involves a combination of Down Payment Requests (DPR) or retention with a specific type of DPC (Down Payment Condition).
  
  Cause:
  
  Incompatible DPC Settings: The error usually arises when the Down Payment Condition (DPC) is not configured to allow down payments or retention. This can happen if the DPC is set up in a way that does not permit these types of transactions.
  
  Configuration Issues: The configuration settings in the system for the specific DPC may not support down payments or retention scenarios.
  Document Type Restrictions: Certain document types may have restrictions on the use of down payments or retention, leading to this error when trying to process them.
  
  
  Solution:
  
  
  Check DPC Configuration: Review the configuration of the