How To Fix BCS_MAIL401 - Invalid alternative part

BCS_MAIL401 - Overview

• Message type: E = Error

• Message class: BCS_MAIL - BCS: Mail messages

• Message number: 401

• Message text: Invalid alternative part

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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BCS_MAIL401 - Details

• The SAP error message BCS_MAIL401: Invalid alternative part typically occurs in the context of the SAP Business Communication Services (BCS) when there is an issue with the email configuration or the content being processed. This error can arise when the system is unable to find a valid alternative part for the email being sent, which may be due to various reasons.
  Causes:
  
  Invalid Email Configuration: The email settings in the SAP system may not be correctly configured, leading to issues in sending emails.
  Missing or Incorrect MIME Types: The email content may include attachments or alternative parts that are not properly defined or supported.
  Corrupted Email Content: The content being sent may be corrupted or improperly formatted, causing the system to fail in processing it.
  System Limitations: There may be limitations in the system regarding the types of content that can be sent via email.
  
  Solutions:
  
  
  Check Email Configuration:
  
  Ensure that the SMTP settings in the SAP system