How To Fix /MVA/AMVIAMSG159 - IIS: Inquiry (&1) received; no automatic assignment possible

SAP Error Message - Details

• Message type: E = Error

• Message class: /MVA/AMVIAMSG -

• Message number: 159

• Message text: IIS: Inquiry (&1) received; no automatic assignment possible

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 /MVA/AMVIAMSG159 - IIS: Inquiry (&1) received; no automatic assignment possible ?

  The SAP error message /MVA/AMVIAMSG159 IIS: Inquiry (&1) received; no automatic assignment possible typically occurs in the context of the SAP Advanced Planning and Optimization (APO) module, particularly when dealing with the Integrated Business Planning (IBP) or similar functionalities. This message indicates that an inquiry has been received, but the system is unable to automatically assign it to a relevant process or resource.
  Cause:
  
  Missing Master Data: The system may not have the necessary master data (like materials, locations, or resources) configured to process the inquiry.
  Configuration Issues: There may be issues with the configuration settings in the APO or IBP system that prevent automatic assignment.
  Incompatible Data: The inquiry data may not match any existing records in the system, leading to a failure in automatic assignment.
  Business Rules: The business rules defined in the system may not allow for the automatic assignment of the inquiry based on the current data.
  
  Solution:
  
  Check Master Data: Ensure that all relevant master data is correctly set up in the system. This includes checking for the existence of materials, locations, and any other relevant entities.
  Review Configuration: Go through the configuration settings in the APO or IBP system to ensure that they are set up correctly for automatic assignment. This may involve checking the planning area, key figures, and other related settings.
  Validate Inquiry Data: Review the inquiry data to ensure it is complete and matches the expected format and values in the system.
  Adjust Business Rules: If applicable, review and adjust the business rules that govern the automatic assignment process to ensure they align with the current business needs.
  Manual Assignment: If automatic assignment is not possible, consider implementing a manual assignment process as a temporary workaround.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like /MVA/AMVIAMSG to view more details about the error message or to troubleshoot further.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on troubleshooting.
  Documentation: Review the SAP documentation related to the APO or IBP modules for more insights into configuration and master data management.
  Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who specializes in APO or IBP.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.