How To Fix ESH_OM_OBJ_MODEL_REP286 - Response field &1 contains forbidden characters

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 286

• Message text: Response field &1 contains forbidden characters

What causes this issue?

Response field <(>&<)>v1& contains forbidden characters.

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?

Only the following characters are allowed:
ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.-_/\!" $%&()*:;<=>?@[]^/={}|~+`???
<(>,<)>

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 ESH_OM_OBJ_MODEL_REP286 - Response field &1 contains forbidden characters ?

  The SAP error message ESH_OM_OBJ_MODEL_REP286 indicates that a response field contains forbidden characters. This error typically arises in the context of SAP Enterprise Search or when dealing with object models in SAP systems, particularly when data is being processed or transferred.
  Cause:
  The error is triggered when the system encounters characters in a response field that are not allowed according to the defined rules for that field. This can happen due to:
  
  Invalid Characters: The data being processed may include special characters, control characters, or other characters that are not permitted.
  Data Format Issues: The data might not conform to the expected format, leading to the inclusion of forbidden characters.
  Configuration Issues: There may be misconfigurations in the object model or search settings that allow invalid data to be processed.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Forbidden Characters: Review the documentation or configuration settings to determine which characters are considered forbidden for the specific field in question.
  
  
  Data Validation: Check the data being processed for any invalid characters. You may need to sanitize or clean the data to remove or replace these characters.
  
  
  Adjust Configuration: If the error is due to a configuration issue, review the settings in the object model or search configuration. Ensure that the field definitions are correct and that they align with the data being processed.
  
  
  Debugging: If you have access to debugging tools, you can trace the data flow to identify where the forbidden characters are being introduced.
  
  
  Consult Documentation: Refer to SAP documentation or support notes related to the specific version of SAP you are using for any additional guidance or known issues.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide insights based on the specific context of your implementation.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide updates and patches.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can share their solutions.
  Testing Environment: If possible, replicate the issue in a testing environment to experiment with different data inputs and configurations without affecting production data.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.