How To Fix DBMAN686 - DB2/UDB:

SAP Error Message - Details

• Message type: E = Error

• Message class: DBMAN - Data Manager Message Class

• Message number: 686

• Message text: DB2/UDB:

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?

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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 DBMAN686 - DB2/UDB: ?

  The SAP error message DBMAN686 typically indicates a problem related to the database connection or configuration when using DB2/UDB (IBM Db2 Universal Database). This error can arise from various issues, including database availability, connection parameters, or configuration settings.
  Cause:
  
  Database Unavailability: The DB2 database might be down or not reachable due to network issues or server problems.
  Incorrect Connection Parameters: The connection parameters (like hostname, port, database name, user credentials) might be incorrect.
  Configuration Issues: There could be issues with the SAP system configuration related to the database.
  Resource Limitations: The database might be hitting resource limits (like memory or connections).
  Version Compatibility: There may be compatibility issues between the SAP system and the DB2 version being used.
  
  Solution:
  
  Check Database Status: Ensure that the DB2 database is up and running. You can use DB2 commands or tools to check the status.
  Verify Connection Parameters: Double-check the connection parameters in the SAP system configuration (e.g., DB02 transaction) to ensure they are correct.
  Review SAP Configuration: Look into the SAP configuration settings related to the database connection. Ensure that the database instance is correctly defined.
  Check Logs: Review the DB2 and SAP logs for any additional error messages or warnings that could provide more context about the issue.
  Resource Monitoring: Monitor the database server for resource usage (CPU, memory, connections) to ensure it is not overloaded.
  Database Maintenance: Perform any necessary maintenance tasks on the database, such as reorganization or cleanup, if applicable.
  Consult Documentation: Refer to SAP and DB2 documentation for any specific configuration or troubleshooting steps related to your version.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to DBMAN686 and DB2.
  DB2 Documentation: Review the IBM Db2 documentation for troubleshooting database connectivity issues.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support or your database administrator for further assistance.