How To Fix LRM503 - Source field &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: LRM - Customizing

• Message number: 503

• Message text: Source field &1 does not exist

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 LRM503 - Source field &1 does not exist ?

  The SAP error message LRM503 indicates that there is an issue with a source field that is being referenced in a data processing operation, such as a data transfer or transformation. The specific message "Source field &1 does not exist" means that the system cannot find the specified field in the context where it is being used.
  Cause:
  
  Field Name Typo: The field name specified in the operation may have been misspelled or incorrectly referenced.
  Field Not Defined: The field may not be defined in the data structure or table being used.
  Data Structure Changes: If there have been recent changes to the data structure (e.g., fields added or removed), the field may no longer exist.
  Incorrect Mapping: In data transfer processes, the mapping of fields may be incorrect, leading to references to non-existent fields.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain fields, leading to the perception that they do not exist.
  
  Solution:
  
  Check Field Name: Verify that the field name referenced in the error message is spelled correctly and matches the expected name in the data structure.
  Review Data Structure: Check the relevant data structure or table to ensure that the field exists. You can do this by using transaction codes like SE11 (Data Dictionary) to look up the table or structure.
  Update Mapping: If you are working with data transfer or transformation, ensure that the mapping of fields is correct and that all required fields are included.
  Consult Documentation: Review any relevant documentation or change logs to see if there have been recent changes to the data model that might affect the field's existence.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the fields in question. This can be checked in transaction SU53 or by consulting with your security team.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), SE37 (Function Module), and ST22 (Dump Analysis) can be useful for troubleshooting.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Debugging: If the issue persists, consider debugging the program or process that is generating the error to get more context on why the field is not being found.
  
  By following these steps, you should be able to identify the cause of the LRM503 error and implement a solution to resolve it.