How To Fix 1R305 - RFC destination & is currently locked

1R305 - Overview

• Message type: E = Error

• Message class: 1R - SAP Knowledge Provider

• Message number: 305

• Message text: RFC destination & is currently locked

What causes this issue?

You want to modify the RFC destination in order to
implement the settings. However, the destination is currently locked.

System Response

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

How to fix this error?

As soon as the RFC destination is unlocked, you can modify the RFC
destination.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

1R305 - Details

• The SAP error message "1R305 RFC destination & is currently locked" indicates that the specified RFC (Remote Function Call) destination is locked, which prevents any connections or communications from being established using that destination. This can occur for various reasons, such as administrative actions, system maintenance, or issues with the configuration.
  Causes:
  
  Manual Locking: An administrator may have manually locked the RFC destination for maintenance or security reasons.
  System Issues: There may be underlying system issues that caused the RFC destination to be locked automatically.
  Configuration Errors: Incorrect configuration settings or parameters in the RFC destination can lead to it being locked.
  Timeouts or Failures: If there are repeated connection failures or timeouts, the system may lock the destination to prevent further attempts.
  
  Solutions:
  
  
  Unlock the RFC Destination:
  
  Go to transaction code SM59 (RFC Destinations).
  Find the locked RFC destination in the list.
  Check the status and unlock it if necessary. You can do this by selecting the destination and