How To Fix S#456 - Choose "Cancel" again to discard all changes

SAP Error Message - Details

• Message type: E = Error

• Message class: S# -

• Message number: 456

• Message text: Choose "Cancel" again to discard all changes

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message S#456 - Choose "Cancel" again to discard all changes ?

  The SAP error message "S#456 Choose 'Cancel' again to discard all changes" typically occurs when a user attempts to exit a transaction or screen in SAP without saving their changes. This message serves as a warning that there are unsaved changes that will be lost if the user chooses to cancel.
  Cause:
  
  Unsaved Changes: The primary cause of this error message is that the user has made changes to a transaction or data entry screen but has not saved those changes.
  User Action: The user may have clicked on the "Cancel" button or attempted to exit the transaction, prompting SAP to warn them about the unsaved changes.
  
  Solution:
  
  Save Changes: If the changes made are important, the user should choose to save the changes before exiting. This can typically be done by clicking the "Save" button (often represented by a disk icon) or using the keyboard shortcut (usually Ctrl + S).
  Discard Changes: If the user does not want to keep the changes, they can follow the prompt by clicking "Cancel" again. This will discard all changes made during the session.
  Review Changes: Before deciding to discard changes, it may be helpful to review what changes were made to ensure that no important data is lost.
  
  Related Information:
  
  Transaction Codes: This error can occur in various transaction codes where data entry is involved, such as creating or modifying records in modules like MM (Materials Management), SD (Sales and Distribution), or FI (Financial Accounting).
  User Training: Users should be trained on how to properly save or discard changes in SAP to avoid confusion and potential data loss.
  SAP Documentation: For more detailed information, users can refer to SAP's official documentation or help resources related to the specific transaction they are working with.
  
  If the issue persists or if there are additional complications, it may be beneficial to consult with an SAP administrator or support team for further assistance.