How To Fix OL857 - RFC resource error: & & & &

OL857 - Overview

• Message type: E = Error

• Message class: OL - Workflow object types: Run-time system

• Message number: 857

• Message text: RFC resource error: & & & &

What causes this issue?

Resource problems occurred executing a method asynchronously.

How to fix this error?

Try again later.

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 OL857 - RFC resource error: & & & & ?

  The SAP error message OL857, which indicates an "RFC resource error," typically arises when there are issues related to the Remote Function Call (RFC) connections in the SAP system. This error can occur due to various reasons, including resource limitations, configuration issues, or network problems.
  Causes of OL857 RFC Resource Error:
  
  
  Resource Limitations: The SAP system may have reached its limit for the number of concurrent RFC connections. This can happen if there are too many active users or processes trying to connect to the system simultaneously.
  
  
  
  Configuration Issues: Incorrect settings in the SAP system configuration, such as the number of allowed RFC connections, can lead to this error.
  
  
  Network Problems: Issues with the network, such as connectivity problems or firewall restrictions, can prevent successful RFC communication.
  
  
  System Performance: If the SAP system is under heavy load or experiencing performance issues, it may not be able to handle additional RFC requests.
  
  
  Authorization Issues: Sometimes, the user