How To Fix TFW_API019 - Function module '&1': Input data contains errors

TFW_API019 - Overview

• Message type: E = Error

• Message class: TFW_API - Messages for TFW APIs

• Message number: 019

• Message text: Function module '&1': Input data contains errors

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message TFW_API019 - Function module '&1': Input data contains errors ?

  The SAP error message TFW_API019 indicates that there are errors in the input data being processed by a specific function module. This error typically arises when the data provided to the function module does not meet the expected format, constraints, or validation rules defined in the system.
  Causes:
  
  Invalid Data Format: The input data may not conform to the expected data types or formats (e.g., date formats, numeric values).
  Missing Required Fields: Some required fields may be missing from the input data.
  Data Constraints Violations: The data may violate business rules or constraints defined in the system (e.g., foreign key constraints).
  Incorrect Data Values: The values provided may not be valid (e.g., an invalid customer ID or product code).
  Inconsistent Data: The data may be inconsistent with other related data in the system.
  
  Solutions:
  
  Check Input Data: Review the input data being passed to the function module. Ensure that all required fields are populated and that the data