How To Fix CATS_ESA_PROXY003 - Error when mapping the field &1 from external to internal.

CATS_ESA_PROXY003 - Overview

• Message type: E = Error

• Message class: CATS_ESA_PROXY - Messages for CATS proxies

• Message number: 003

• Message text: Error when mapping the field &1 from external to internal.

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 CATS_ESA_PROXY003 - Error when mapping the field &1 from external to internal. ?

  The SAP error message CATS_ESA_PROXY003 typically occurs in the context of the Cross-Application Time Sheet (CATS) when there is an issue with mapping fields from an external system to the internal SAP structure. This error indicates that there is a problem with the data being sent from the external system, specifically with the field mapping.
  
  Cause:
  The error can be caused by several factors, including:
  
  
  Field Mapping Issues: The field specified in the error message (&1) may not be correctly mapped between the external system and the SAP system. This could be due to incorrect field names, data types, or formats.
  
  
  Data Format Errors: The data being sent from the external system may not conform to the expected format in SAP. For example, if a date is sent in an incorrect format, it could lead to this error.
  
  
  Missing Required Fields: If the external system does not send all the required fields that SAP expects,