How To Fix 3R301 - * reserved for RPCEDTx0 (300-399)

SAP Error Message - Details

• Message type: E = Error

• Message class: 3R - HR-PAY: Messages for evaluation programs (international)

• Message number: 301

• Message text: * reserved for RPCEDTx0 (300-399)

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 3R301 - * reserved for RPCEDTx0 (300-399) ?

  The SAP error message 3R301, which is part of the range reserved for RPCEDTx0 (300-399), typically indicates an issue related to the Remote Function Call (RFC) or the communication between the SAP system and external systems or services. This error can occur in various contexts, such as during data transfer, remote function calls, or when interacting with external applications.
  Cause:
  The specific cause of the 3R301 error can vary, but common reasons include:
  
  Network Issues: Problems with the network connection between the SAP system and the external system.
  Configuration Errors: Incorrect settings in the RFC destination or in the configuration of the SAP system.
  Authorization Issues: The user or system may not have the necessary permissions to perform the requested operation.
  System Load: High load on the SAP system or the external system can lead to timeouts or failures in communication.
  Version Mismatch: Incompatibility between the versions of the SAP system and the external system.
  
  Solution:
  To resolve the 3R301 error, you can take the following steps:
  
  Check Network Connectivity: Ensure that there are no network issues affecting the connection between the SAP system and the external system.
  Review RFC Configuration: Verify the settings of the RFC destination in transaction SM59. Ensure that the connection parameters are correct and that the destination is reachable.
  Check Authorizations: Ensure that the user or system has the necessary authorizations to execute the remote function call.
  Monitor System Performance: Check the performance of both the SAP system and the external system to identify any bottlenecks or high load situations.
  Review Logs: Check the system logs (transaction SM21) and the application logs (transaction SLG1) for any additional error messages or warnings that could provide more context.
  Test the Connection: Use the Test Connection feature in transaction SM59 to verify that the RFC destination is working correctly.
  Consult Documentation: Refer to SAP Notes or documentation related to the specific function module or RFC being called for any known issues or additional troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address the specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with transaction codes like SM59 (RFC Destinations), SM21 (System Log), and SLG1 (Application Log) for monitoring and troubleshooting.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, it may be necessary to involve your SAP Basis team or SAP support for further investigation.