How To Fix LAW2_MESSAGES187 - System &1: The connection test was not successful

LAW2_MESSAGES187 - Overview

• Message type: E = Error

• Message class: LAW2_MESSAGES - LAW 2.0 Message Class

• Message number: 187

• Message text: System &1: The connection test was not successful

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LAW2_MESSAGES187 - System &1: The connection test was not successful ?

  The SAP error message LAW2_MESSAGES187 indicates that a connection test to a specified system (denoted as &1) was not successful. This error typically arises in scenarios involving system connections, such as when using the Landscape Management Database (LMDB) or when configuring system connections in SAP Solution Manager.
  Causes:
  
  Network Issues: There may be network connectivity problems between the systems involved. This could be due to firewalls, incorrect IP addresses, or DNS resolution issues.
  Incorrect Configuration: The connection parameters (such as hostname, port, or credentials) may be incorrectly configured in the SAP system.
  Service Availability: The target system may not be running or may not have the necessary services (like RFC or HTTP) active.
  Authorization Issues: The user credentials used for the connection may not have the necessary authorizations to access the target system.
  SAP Router Issues: If an SAP router is being used, there may be issues with the router configuration or connectivity.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools