How To Fix DO897 - Key/Index &: Component & contains invalid characters

SAP Error Message - Details

• Message type: E = Error

• Message class: DO - Dictionary: Mass activation of domains and data elements

• Message number: 897

• Message text: Key/Index &: Component & contains invalid characters

What causes this issue?

INCLUDE DDDOC_EXPLIZIT_KEYDEF OBJECT DOKU ID TX
You defined a key component that contains invalid 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?

Procedure for System Administrators

Remove the invalid characters from the specified key component.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DO897 - Key/Index &: Component & contains invalid characters ?

  The SAP error message DO897 indicates that a key or index in a specific component contains invalid characters. This error typically arises when the system encounters characters in a key or index that are not allowed according to the defined rules for that particular field or component.
  Cause:
  
  Invalid Characters: The key or index may contain special characters, spaces, or other characters that are not permitted.
  Data Entry Errors: Users may have inadvertently entered invalid data during transactions or data uploads.
  Configuration Issues: The configuration of the data model or database may not align with the expected format for keys or indexes.
  Legacy Data: If data has been migrated from another system, it may contain invalid characters that are not compatible with SAP's requirements.
  
  Solution:
  
  Identify the Invalid Characters: Review the key or index mentioned in the error message to identify which characters are invalid. Common invalid characters include special symbols, spaces, or non-alphanumeric characters.
  Correct the Data: 
  
  If the error is due to user input, correct the data entry to remove or replace invalid characters.
  If the error arises from a data upload, ensure that the data being uploaded adheres to the required format.
  
  
  Check Configuration: Review the configuration settings for the component to ensure that they are set up correctly and that the key/index definitions are appropriate.
  Data Validation: Implement data validation checks to prevent invalid characters from being entered in the future.
  Consult Documentation: Refer to SAP documentation or help resources for specific rules regarding valid characters for keys and indexes in the relevant component.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) to examine the structure of the table or index causing the issue.
  Debugging: If necessary, use debugging tools to trace the source of the error and understand how the invalid data is being processed.
  User Training: Provide training to users on the correct data entry practices to minimize the occurrence of such errors.
  
  By following these steps, you should be able to resolve the DO897 error and prevent it from occurring in the future.