How To Fix START_MESSAGES018 - Connection error. Contact your System Administrator.

SAP Error Message - Details

• Message type: E = Error

• Message class: START_MESSAGES -

• Message number: 018

• Message text: Connection error. Contact your System Administrator.

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 START_MESSAGES018 - Connection error. Contact your System Administrator. ?

  The SAP error message "START_MESSAGES018 Connection error. Contact your System Administrator." typically indicates that there is a problem with the connection between the SAP application and the database or the application server. This can occur due to various reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP application server and the database server.
  Database Server Down: The database server may be down or not reachable.
  
  Configuration Issues: Incorrect configuration settings in the SAP system or database connection parameters.
  Firewall Restrictions: Firewalls may be blocking the necessary ports for communication between the SAP application and the database.
  Resource Limitations: The database server may be experiencing resource limitations (e.g., memory, CPU) that prevent it from accepting new connections.
  User Authentication Issues: The user credentials used to connect to the database may be incorrect or have insufficient permissions.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection