How To Fix FKKBIX445 - Internal data type &1 is not supported (field &2)

FKKBIX445 - Overview

• Message type: E = Error

• Message class: FKKBIX - Conv.Inv.: Billing (Invoice Preprocessing)

• Message number: 445

• Message text: Internal data type &1 is not supported (field &2)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FKKBIX445 - Internal data type &1 is not supported (field &2) ?

  The SAP error message FKKBIX445 indicates that there is an issue with the internal data type of a field in the context of a financial transaction or document processing. This error typically arises when the system encounters a data type that it does not recognize or support for a specific operation.
  
  Cause:
  
  Unsupported Data Type: The error suggests that the internal data type of a field (denoted by &1) is not supported for the operation being performed, which is indicated by the field name (denoted by &2).
  
  Configuration Issues: There may be a misconfiguration in the system settings or in the data model that leads to the use of an unsupported data type.
  Custom Development: If there are custom developments or enhancements in the system, they might be using data types that are not compatible with standard SAP processing.
  Data Migration Issues: If data has been migrated from another system, it may contain unsupported data