How To Fix /PF1/MSG_BC312 - Reservation &1 made in Account System &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_BC -

• Message number: 312

• Message text: Reservation &1 made in Account System &2

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 /PF1/MSG_BC312 - Reservation &1 made in Account System &2 ?

  The SAP error message /PF1/MSG_BC312 Reservation &1 made in Account System &2 typically indicates an issue related to reservations in the context of financial accounting or controlling. This error message is often associated with the following scenarios:
  Cause:
  
  Reservation Conflict: The reservation identified by &1 is already made in a different account system identified by &2. This can happen if there are multiple account systems in use, and a reservation is being attempted in a system where it already exists in another.
  Data Consistency Issues: There may be inconsistencies in the data between different account systems, leading to conflicts when trying to create or modify reservations.
  Cross-Company Code Issues: If the reservation is being made across different company codes or controlling areas, it may lead to this error if the systems are not properly configured to handle such transactions.
  
  Solution:
  
  Check Existing Reservations: Verify if the reservation already exists in the specified account system. You can do this by checking the relevant transaction codes (like MB22 for reservations) to see if the reservation is already recorded.
  Correct Account System: Ensure that you are working in the correct account system. If you need to create a new reservation, make sure it is done in the appropriate system where it does not conflict with existing reservations.
  Data Synchronization: If you are working with multiple account systems, ensure that data is synchronized properly. This may involve checking configurations or running data consistency checks.
  Consult Documentation: Review SAP documentation or notes related to this error message for any specific instructions or patches that may address the issue.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MB22 (Change Reservation), MB21 (Create Reservation), and MB23 (Display Reservation) to manage reservations effectively.
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. SAP Notes can provide insights into specific bugs or configuration issues that may be causing the error.
  System Configuration: Review the configuration settings for your account systems, especially if you are working in a multi-system environment. Ensure that all necessary settings for cross-system transactions are correctly configured.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.