How To Fix WP422 - FI transaction type & cannot be converted

SAP Error Message - Details

• Message type: E = Error

• Message class: WP - Messages from POS interface

• Message number: 422

• Message text: FI transaction type & cannot be converted

What causes this issue?

Transaction type & cannot be converted for Financial Accounting.

System Response

The transaction cannot be processed.

How to fix this error?

<DS:SIMG.W_DF_VK_0120.SIMG_OPOS>Maintain the conversion rule for the
transaction type</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WP422 - FI transaction type & cannot be converted ?

  The SAP error message WP422: FI transaction type & cannot be converted typically occurs during financial document processing, especially when dealing with payment transactions or clearing operations.
  
  Cause:
  The error indicates that the specified FI transaction type (Financial Accounting transaction type) cannot be converted or processed in the current context. This usually happens because:
  
  The transaction type used in the document or process is not valid or recognized for the operation being performed.
  The transaction type is missing or incorrectly configured in the system.
  There is a mismatch between the transaction type and the document type or posting key.
  The system is trying to convert or map a transaction type that is not allowed or does not exist in the customizing settings.
  
  
  Common Scenarios:
  
  During payment processing or clearing, the system tries to convert a transaction type that is not maintained in the customizing.
  When posting documents, the transaction type assigned to line items is not compatible with the posting or document type.
  Customizing for transaction types in Financial Accounting (FI) is incomplete or incorrect.
  
  
  Solution:
  
  
  Check Transaction Type Configuration:
  
  Go to SPRO ? Financial Accounting ? Financial Accounting Global Settings ? Document ? Line Item ? Define Transaction Types.
  Verify that the transaction type mentioned in the error message exists and is correctly configured.
  Ensure that the transaction type is assigned to the correct document types and posting keys.
  
  
  
  Verify Document and Posting Keys:
  
  Check if the document type and posting keys used in the transaction are compatible with the transaction type.
  Adjust the customizing if necessary.
  
  
  
  Check Payment Program or Clearing Settings:
  
  If the error occurs during payment processing, check the payment program configuration.
  Verify the transaction types assigned in the payment methods and clearing rules.
  
  
  
  Review User Exits or Enhancements:
  
  If custom code or user exits are involved in document processing, ensure that they handle transaction types correctly.
  
  
  
  Reprocess or Correct the Document:
  
  If the error is due to incorrect data entry, correct the transaction type in the document and repost.
  
  
  
  
  Related Information:
  
  Transaction Types in FI: They define the nature of line items in financial documents and control how postings are handled.
  Document Types: Control the overall document behavior and are linked with transaction types.
  Posting Keys: Define debit/credit and account types and are linked with transaction types.
  Payment Program Configuration: Transaction types are used to determine how payments and clearings are posted.
  
  
  Summary:
  
  Error: WP422 FI transaction type & cannot be converted
  Cause: Invalid or missing transaction type configuration or mismatch in document processing.
  Solution: Verify and correct transaction type customizing, ensure compatibility with document types and posting keys, and check payment program settings.
  
  
  If you provide the exact transaction type or context (e.g., payment processing, clearing, document posting), I can help you with more specific steps.