How To Fix >1639 - No changes entered; unable to determine follow-on actions

SAP Error Message - Details

• Message type: E = Error

• Message class: >1 - Shockwave SAPGUI message handling

• Message number: 639

• Message text: No changes entered; unable to determine follow-on actions

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 >1639 - No changes entered; unable to determine follow-on actions ?

  The SAP error message "1639 No changes entered; unable to determine follow-on actions" typically occurs when a user attempts to execute a transaction or process that requires changes to be made, but no changes have been entered in the relevant fields. This can happen in various contexts, such as during the creation or modification of documents, master data, or configuration settings.
  Cause:
  
  No Input Data: The most common cause is that the user has not entered any data in the required fields before attempting to save or process the transaction.
  Incorrect Transaction Flow: The user may be in a transaction that expects certain changes to be made, but the necessary steps have not been followed.
  System Configuration: In some cases, the system configuration may not allow for certain actions unless specific conditions are met.
  
  Solution:
  
  Check Input Fields: Ensure that all required fields are filled out with the necessary data. Review the transaction screen for any highlighted fields or error indicators.
  Follow Transaction Steps: Make sure you are following the correct sequence of steps for the transaction. If you are unsure, refer to the documentation or help resources for the specific transaction.
  Review User Permissions: Ensure that you have the necessary permissions to make changes in the system. If you suspect a permissions issue, contact your SAP administrator.
  Consult Documentation: If the error persists, consult the SAP documentation or help resources for the specific transaction you are working with to understand the expected input and process flow.
  Check for System Messages: Look for any other system messages or warnings that may provide additional context about what is missing or incorrect.
  
  Related Information:
  
  Transaction Codes: The error can occur in various transaction codes, so knowing the specific transaction you are working with can help in troubleshooting.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message. SAP frequently updates its knowledge base with solutions to common problems.
  User Forums: Consider visiting SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to your SAP support team for further assistance.