How To Fix WS886 - Posting keys are allowed only with certain posting types

WS886 - Overview

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 886

• Message text: Posting keys are allowed only with certain posting types

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

Posting keys can be used for the posting types listed below:
Standard
3 With Special General Ledger Indicator
4 Against Special General Ledger
5 Partner to Partner

Error message extract from SAP system. Copyright SAP SE.

WS886 - Details

• Certainly! Here's a detailed explanation of the SAP error message WS886: "Posting keys are allowed only with certain posting types" including its cause, solution, and related information.
  
  SAP Error Message: WS886
  Text: Posting keys are allowed only with certain posting types
  
  Cause
  This error occurs during document posting in Financial Accounting (FI) or related modules when the posting key used in the transaction is not valid for the posting type specified.
  
  Posting keys in SAP define the type of line item (debit or credit) and control the field status during document entry.
  Posting types define the nature of the posting (e.g., invoice, payment, credit memo).
  The system checks if the posting key is allowed for the posting type being processed.
  If the posting key is not configured or allowed for the posting type, the system throws WS886.
  
  Typical scenarios:
  
  Customizing mismatch: The posting key is not assigned to the posting type in configuration.
  User tries to post a document with an