How To Fix CNVMBTRFC070 - Login for connection &1 to &2 failed.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNVMBTRFC - Messages used in RFC Management and its objects

• Message number: 070

• Message text: Login for connection &1 to &2 failed.

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 CNVMBTRFC070 - Login for connection &1 to &2 failed. ?

  The SAP error message CNVMBTRFC070 indicates that there is a failure in logging into a specified connection. This error typically occurs in the context of Remote Function Calls (RFC) when the system is unable to establish a connection to the target system. Here’s a breakdown of the potential causes, solutions, and related information for this error:
  Causes:
  
  Incorrect Credentials: The username or password used for the connection might be incorrect.
  Connection Configuration: The RFC destination might not be configured correctly in the SAP system.
  Network Issues: There could be network connectivity issues between the two systems.
  Authorization Issues: The user might not have the necessary authorizations to log in to the target system.
  System Availability: The target system might be down or not reachable.
  Profile Parameters: The profile parameters for the SAP system might not be set correctly, affecting the RFC connection.
  
  Solutions:
  
  Check Credentials: Verify that the username and password for the RFC connection are correct. You can do this by testing the connection in transaction SM59.
  Review RFC Destination: Go to transaction SM59 and check the configuration of the RFC destination. Ensure that the connection type, target host, and system number are correctly set.
  Test Connection: In transaction SM59, use the "Test Connection" option to see if the connection can be established successfully.
  Check Network Connectivity: Ensure that there are no network issues preventing access to the target system. You can use tools like ping or telnet to check connectivity.
  User Authorizations: Ensure that the user has the necessary authorizations in the target system. You may need to check roles and profiles assigned to the user.
  System Status: Check if the target system is up and running. You can do this by logging into the target system directly or checking with your system administrator.
  Profile Parameters: Review the profile parameters related to RFC connections in the SAP system. Ensure that they are set correctly and restart the instance if necessary.
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM59: RFC Destinations (Display and Maintain)
  SU01: User Maintenance (to check user credentials and authorizations)
  SICF: Maintain HTTP Services (if applicable for web services)
  
  
  
  Logs and Traces: Check the system logs (transaction SM21) and developer traces (transaction ST11) for any additional error messages that might provide more context.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address specific issues related to RFC connections.
  
  
  By following these steps, you should be able to diagnose and resolve the CNVMBTRFC070 error in your SAP environment.