How To Fix RLFW201 - Trying to switch system to &1 in unexpected starting mode.

SAP Error Message - Details

• Message type: E = Error

• Message class: RLFW - Messages for runlevel framework

• Message number: 201

• Message text: Trying to switch system to &1 in unexpected starting mode.

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RLFW201 - Trying to switch system to &1 in unexpected starting mode. ?

  The SAP error message RLFW201, which states "Trying to switch system to &1 in unexpected starting mode," typically occurs when there is an inconsistency in the system's startup parameters or configuration. This error can arise during system startup or when attempting to switch between different modes (like from development to production).
  Causes:
  
  Incorrect Configuration: The system may be configured incorrectly, leading to an unexpected startup mode.
  System State: The system might be in a state that does not allow it to switch to the requested mode (e.g., it might be in a maintenance mode).
  Transport Issues: If there were recent transports or changes made to the system, they might have introduced inconsistencies.
  Database Issues: Problems with the database connection or state can also lead to this error.
  Kernel or Patch Issues: An outdated or incompatible kernel or patch level can cause unexpected behavior.
  
  Solutions:
  
  Check Configuration: Review the system configuration settings in the instance profile and ensure they are set correctly for the desired startup mode.
  Review Logs: Check the system logs (dev_w0, dev_rfc, etc.) for more detailed error messages that can provide insight into what is causing the issue.
  Restart the System: Sometimes, a simple restart of the SAP system can resolve transient issues.
  Check for Maintenance Mode: Ensure that the system is not in maintenance mode or any other state that would prevent it from switching modes.
  Database Check: Verify the database connection and ensure that the database is up and running without issues.
  Kernel and Patch Levels: Ensure that the SAP kernel and all relevant patches are up to date and compatible with your system configuration.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  
  Related Information:
  
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. They can provide more specific guidance based on your system's configuration and logs.
  Documentation: Review the official SAP documentation for your version to understand the expected startup modes and configurations.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the RLFW201 error in your SAP system.