How To Fix R8804 - Data sent (synchronous processing)

SAP Error Message - Details

• Message type: E = Error

• Message class: R8 - Messages from the meta data generation

• Message number: 804

• Message text: Data sent (synchronous processing)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message R8804 - Data sent (synchronous processing) ?

  The SAP error message R8804, which states "Data sent (synchronous processing)," typically occurs in the context of SAP's Remote Function Call (RFC) or when dealing with data transfer between systems. This error can arise during synchronous processing when the system is unable to process the data as expected.
  Causes:
  
  Data Format Issues: The data being sent may not conform to the expected format or structure required by the receiving system or function module.
  Network Issues: There may be network connectivity problems between the systems involved in the data transfer.
  Authorization Issues: The user or system may not have the necessary authorizations to perform the requested operation.
  System Configuration: Incorrect configuration settings in the RFC destination or in the receiving system can lead to this error.
  Timeouts: If the processing takes too long, it may lead to a timeout, causing the error to be triggered.
  
  Solutions:
  
  Check Data Format: Ensure that the data being sent is in the correct format and adheres to the expected structure. Validate the data before sending it.
  Network Connectivity: Verify that there are no network issues between the systems. Check for firewalls, VPNs, or other network configurations that might be blocking the connection.
  Authorization Checks: Ensure that the user or system has the necessary authorizations to execute the function or process the data. Review the roles and permissions assigned.
  RFC Destination Configuration: Check the configuration of the RFC destination in transaction SM59. Ensure that the settings are correct and that the connection is working properly.
  Increase Timeout Settings: If timeouts are suspected, consider increasing the timeout settings in the RFC destination configuration.
  Review Logs: Check the application logs (transaction SLG1) and system logs (transaction SM21) for more detailed error messages that can provide additional context.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM59 (RFC Destinations), SLG1 (Application Log), and SM21 (System Log) for troubleshooting.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to error R8804.
  Documentation: Review SAP documentation related to RFC and data transfer processes for best practices and troubleshooting tips.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.