How To Fix MC001 - DB error: (& &)

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 001

• Message text: DB error: (& &)

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 MC001 - DB error: (& &) ?

  The SAP error message "MC001 DB error: (& &)" typically indicates a database-related issue within the SAP system, particularly in the context of the Material Management (MM) module or related areas. The error message can be somewhat generic, and the specific cause can vary based on the context in which it appears. Here are some common causes, potential solutions, and related information:
  Causes:
  
  Database Connectivity Issues: There may be a problem with the connection between the SAP application server and the database server.
  Database Locking: A database table may be locked due to a long-running transaction or a deadlock situation.
  Corrupted Database Entries: There could be corrupted entries in the database that are causing the error.
  Insufficient Database Resources: The database may be running out of resources such as memory or disk space.
  Configuration Issues: Incorrect configuration settings in the SAP system or database can lead to errors.
  
  Solutions:
  
  Check Database Connection: Ensure that the SAP application server can connect to the database. You can check the database connection settings in the SAP system.
  Review Lock Entries: Use transaction codes like SM12 to check for any lock entries that may be causing the issue. If necessary, you can delete the locks if they are no longer needed.
  Database Consistency Check: Run a consistency check on the database to identify and fix any corrupted entries. This may involve using tools like DB02 or DBACOCKPIT.
  Monitor Database Resources: Check the database server for resource usage (CPU, memory, disk space) and ensure that it is not running low on resources. If necessary, allocate more resources or optimize the database.
  Review Configuration: Check the configuration settings in both the SAP system and the database to ensure they are correct and optimized for performance.
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message. There may be patches or updates available that can resolve the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM21 (System Log), ST22 (Dump Analysis), and DB02 (Database Performance Analysis) to gather more information about the error.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including any relevant logs or screenshots.
  Documentation: Review SAP documentation related to database management and error handling for additional insights.
  
  Conclusion:
  The "MC001 DB error: (& &)" message indicates a database issue that requires investigation. By following the steps outlined above, you can identify the root cause and implement a solution to resolve the error. Always ensure to back up your data before making significant changes to the database or system configuration.