How To Fix OT013 - Error with remote connection: &1&2&3&4

SAP Error Message - Details

• Message type: E = Error

• Message class: OT - SAP Online Correction Support (SOCS)

• Message number: 013

• Message text: Error with remote connection: &1&2&3&4

What causes this issue?

An error occurred during RFC communication with a remote system. The
message returned by the RFC interface says:
&V1&&V2&&V3&&V4&

System Response

No data transferred to or from the remote system.

How to fix this error?

Inform your system administrator if required.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message OT013 - Error with remote connection: &1&2&3&4 ?

  The SAP error message OT013, which indicates "Error with remote connection: &1&2&3&4," typically arises when there is an issue with the connection between the SAP system and a remote system or service. This can occur in various scenarios, such as when trying to connect to an external database, a web service, or another SAP system.
  Causes:
  
  Network Issues: Problems with the network, such as firewalls blocking the connection, DNS resolution issues, or network outages.
  Configuration Errors: Incorrect settings in the SAP system or the remote system, such as wrong connection parameters (host, port, user credentials).
  Service Availability: The remote service or system may be down or not responding.
  Authorization Issues: The user credentials used for the connection may not have the necessary permissions.
  Protocol Mismatch: The communication protocol used may not be supported or correctly configured on either side.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or traceroute to verify that the SAP system can reach the remote system.
  Ensure that there are no firewalls or security groups blocking the connection.
  
  
  
  Verify Configuration Settings:
  
  Check the connection parameters in the SAP system (transaction codes like SM59 for RFC connections).
  Ensure that the hostname, port, and other settings are correct.
  
  
  
  Test Remote Service Availability:
  
  If connecting to a web service, use tools like Postman or curl to test the endpoint directly.
  Check if the remote system is up and running.
  
  
  
  Review User Credentials:
  
  Ensure that the user ID and password used for the connection are correct and that the user has the necessary authorizations.
  
  
  
  Check Logs for Detailed Errors:
  
  Review the SAP system logs (transaction SM21) and the application logs (transaction SLG1) for more detailed error messages that can provide additional context.
  
  
  
  Consult Documentation:
  
  Refer to SAP Notes or documentation related to the specific type of connection you are trying to establish for any known issues or additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM59: For managing RFC connections.
  SM21: For viewing system logs.
  SLG1: For application logs.
  
  
  
  SAP Notes: Search the SAP Support Portal for specific notes related to OT013 or the type of connection you are using.
  
  
  Network Tools: Familiarize yourself with network diagnostic tools that can help troubleshoot connectivity issues.
  
  
  If the problem persists after following these steps, it may be beneficial to engage with your SAP Basis team or SAP support for further assistance.