How To Fix SAP_NWBC027 - Property &1 does not have a valid prefix

SAP Error Message - Details

• Message type: E = Error

• Message class: SAP_NWBC - NWBC Messages

• Message number: 027

• Message text: Property &1 does not have a valid prefix

What causes this issue?

You have not used a valid prefix for your property &.

System Response

The system does not consider your defined tag at runtime.

How to fix this error?

Add a valid prefix for your property. Valid prefixes are the following:
LID: For long IDs
SID: For short IDs
VALUE: For hard-coded values (constants); the tag does not refer to a
screen element on the dynpro screen.

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SAP_NWBC027 - Property &1 does not have a valid prefix ?

  The SAP error message SAP_NWBC027 indicates that there is an issue with a property in the SAP NetWeaver Business Client (NWBC) configuration. Specifically, the error message states that a property (denoted by &1) does not have a valid prefix. This typically occurs when the configuration settings for NWBC are not set up correctly, leading to the application being unable to recognize or process the specified property.
  Cause:
  
  Invalid Configuration: The property in question may be incorrectly defined in the configuration files or settings.
  Missing Prefix: The property might be missing a required prefix that is necessary for the NWBC to interpret it correctly.
  Version Mismatch: There could be a mismatch between the NWBC version and the configuration settings, leading to incompatibility.
  Corrupted Configuration: The configuration files may be corrupted or improperly modified.
  
  Solution:
  
  Check Configuration Files: Review the configuration files for NWBC to ensure that all properties are defined correctly and have the appropriate prefixes. Look for any typos or syntax errors.
  Validate Prefixes: Ensure that the properties have the correct prefixes as required by NWBC. Refer to the documentation for the specific version of NWBC you are using to confirm the required prefixes.
  Revert Changes: If recent changes were made to the configuration, consider reverting to a previous version that was known to work.
  Update NWBC: Ensure that you are using the latest version of NWBC. If not, consider updating to the latest version, as it may contain fixes for known issues.
  Consult Documentation: Refer to the official SAP documentation for NWBC for guidance on property configuration and valid prefixes.
  Check SAP Notes: Look for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Contact SAP Support: If the issue persists after checking the configuration and applying the above solutions, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  SAP NWBC Documentation: Review the official SAP documentation for NWBC to understand the configuration settings and requirements.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Notes: Search for SAP Notes related to NWBC and error messages to find specific fixes or workarounds.
  
  By following these steps, you should be able to identify and resolve the issue related to the SAP_NWBC027 error message.