How To Fix NR755 - Instance name &1 is longer than 17 characters (see SAP Note 2599056)

SAP Error Message - Details

• Message type: E = Error

• Message class: NR - Number ranges

• Message number: 755

• Message text: Instance name &1 is longer than 17 characters (see SAP Note 2599056)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message NR755 - Instance name &1 is longer than 17 characters (see SAP Note 2599056) ?

  The SAP error message NR755 indicates that the instance name you are trying to use exceeds the maximum allowed length of 17 characters. This error typically occurs in the context of SAP systems where instance names are used for various configurations, such as in the SAP NetWeaver Application Server or when setting up instances in the SAP landscape.
  Cause:
  The primary cause of this error is that the instance name you are attempting to configure or use is longer than the permitted limit of 17 characters. This limit is enforced to ensure compatibility and proper functioning within the SAP environment.
  Solution:
  To resolve this error, you need to ensure that the instance name you are using adheres to the character limit. Here are the steps you can take:
  
  
  Shorten the Instance Name: Modify the instance name to be 17 characters or fewer. Ensure that the new name is unique and follows any naming conventions that your organization may have.
  
  
  Check Configuration Files: If the instance name is defined in configuration files or parameters, make sure to update those files with the new, shorter instance name.
  
  
  Review SAP Notes: Refer to SAP Note 2599056 for any additional guidance or specific recommendations related to your version of SAP. This note may provide further insights or updates regarding instance naming conventions.
  
  
  Test the Changes: After making the changes, restart the relevant services or instances to ensure that the new name is recognized and that the error does not reoccur.
  
  
  Related Information:
  
  SAP Notes: Always check the latest SAP Notes for updates or additional information regarding specific error messages. SAP Notes can provide patches, workarounds, or additional context for issues.
  Naming Conventions: Familiarize yourself with the naming conventions used in your organization or project to avoid similar issues in the future.
  Documentation: Review SAP documentation related to system configuration and instance management for best practices and guidelines.
  
  By following these steps, you should be able to resolve the NR755 error and successfully configure your SAP instance.