How To Fix D3818 - Either all or no databases have been started automatically

SAP Error Message - Details

• Message type: E = Error

• Message class: D3 - CCMS - DB2 on OS390

• Message number: 818

• Message text: Either all or no databases have been started automatically

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message D3818 - Either all or no databases have been started automatically ?

  The SAP error message D3818, which states "Either all or no databases have been started automatically," typically occurs in the context of SAP systems that utilize multiple databases or instances. This error indicates that there is an inconsistency in the startup process of the databases, where either all databases should start together or none should start at all.
  Cause:
  
  Configuration Issues: The configuration settings for the database instances may not be aligned, leading to a situation where some databases are unable to start while others do.
  Dependency Problems: There may be dependencies between databases that are not being met, causing some databases to fail to start.
  Resource Constraints: Insufficient system resources (like memory or CPU) may prevent one or more databases from starting.
  Database State: One or more databases may be in a state that does not allow them to start (e.g., they may be in a recovery mode or have been shut down improperly).
  Network Issues: If the databases are distributed across different servers, network issues may prevent some databases from starting.
  
  Solution:
  
  Check Configuration: Review the configuration files for the databases to ensure that they are set up correctly and consistently. Look for any discrepancies in the settings.
  Start Databases Manually: Try to start the databases manually to identify which one is causing the issue. This can help isolate the problem.
  Review Logs: Check the database logs for any error messages or warnings that could provide more insight into why the databases are not starting.
  Resource Allocation: Ensure that the system has enough resources (CPU, memory, disk space) to start all databases. If necessary, allocate more resources or shut down other processes that may be consuming resources.
  Check Dependencies: If there are dependencies between databases, ensure that they are met. For example, if one database relies on another, make sure the dependent database is started first.
  Network Configuration: If the databases are on different servers, check the network configuration to ensure that all servers can communicate properly.
  Consult Documentation: Refer to SAP documentation or support for specific guidance related to your version and configuration of SAP.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  System Administration: If you are not the system administrator, it may be necessary to involve them, as they will have the necessary access and expertise to troubleshoot and resolve the issue.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.