How To Fix DB871 - RFC error: sy-subrc = &

DB871 - Overview

• Message type: E = Error

• Message class: DB - Messages for logical databases and background processing

• Message number: 871

• Message text: RFC error: sy-subrc = &

What causes this issue?

An error occurred in Remote Function Call. The return codes (SY-SUBRC)
have the following meanings:
14: system_failure (error or problem in target system)
15: communication_error

System Response

A system exception was raised, and the RFC connection was closed.

Error message extract from SAP system. Copyright SAP SE.

DB871 - Details

• The SAP error message "DB871 RFC error: sy-subrc = &" typically indicates that there is an issue with the Remote Function Call (RFC) communication between the SAP system and the database or another SAP system. The sy-subrc variable is a system variable in ABAP that indicates the return code of the last operation, and its value can provide more context about the specific error.
  Possible Causes:
  
  Network Issues: There may be network connectivity problems between the SAP application server and the database server or between different SAP systems.
  Database Issues: The database may be down, or there may be issues with the database configuration or performance.
  Authorization Issues: The user or service account used for the RFC connection may not have the necessary permissions to access the database or perform the requested operation.
  Configuration Errors: Incorrect configuration of the RFC destination in the SAP system can lead to communication failures.
  Resource Limitations: The database server may