How To Fix ACMTST012 - Designtime MIME XML-File: "&1" is either of type AGGREGATE nor ROLE

SAP Error Message - Details

• Message type: E = Error

• Message class: ACMTST - ACMTST: Messages for the ACMTST-Package

• Message number: 012

• Message text: Designtime MIME XML-File: "&1" is either of type AGGREGATE nor ROLE

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 ACMTST012 - Designtime MIME XML-File: "&1" is either of type AGGREGATE nor ROLE ?

  The SAP error message ACMTST012 indicates that there is an issue with a MIME XML file that is expected to be of a certain type (either AGGREGATE or ROLE) but is not. This error typically arises in the context of SAP's Application Component Management (ACM) or when dealing with design-time artifacts in SAP systems.
  Cause:
  
  Incorrect File Type: The MIME XML file specified in the error message is not of the expected type (AGGREGATE or ROLE). This could be due to a misconfiguration or an incorrect file being referenced.
  Corrupted or Malformed XML: The XML file may be corrupted or not well-formed, leading to the system being unable to recognize its type.
  Missing or Incomplete Configuration: The system may be missing necessary configurations or dependencies that define the file type.
  Version Mismatch: There could be a version mismatch between the components or packages that are being used, leading to incompatibility.
  
  Solution:
  
  Verify the File Type: Check the MIME XML file to ensure it is correctly defined as either AGGREGATE or ROLE. You may need to refer to the documentation or specifications for the correct structure.
  Check for Corruption: Open the XML file in an XML editor to ensure it is well-formed and does not contain any syntax errors.
  Review Configuration: Ensure that all necessary configurations and dependencies are in place. This may involve checking the system settings or the specific application component settings.
  Recreate the File: If the file is corrupted or incorrect, consider recreating it from a known good version or template.
  Consult Documentation: Refer to SAP documentation or support resources for specific guidance related to the error message and the context in which it occurs.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve compatibility issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message. SAP Notes often provide specific guidance and troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Logs and Traces: Review system logs and traces for additional context around the error, which may provide more insight into what is causing the issue.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.