How To Fix DO899 - Key/Index component &: A name is missing

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 899

• Message text: Key/Index component &: A name is missing

What causes this issue?

INCLUDE DDDOC_EXPLIZIT_KEYDEF OBJECT DOKU ID TX
You defined a key component that contains '--', that is in which the
name of a single component is missing between the two '-' or in which
there is one '-' too many.

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

Change the specified key component by defining the missing single
component between the two '-' or removing the extra '-'.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DO899 - Key/Index component &: A name is missing ?

  The SAP error message DO899 indicates that there is a problem with a key or index component in a database table or structure, specifically that a required name is missing. This error typically arises in the context of database operations, such as when creating or modifying database objects, or when trying to access data that relies on a specific key or index.
  Cause:
  
  Missing Key/Index Component: The error usually occurs when a key or index is defined in a way that requires a component (like a field name) that has not been provided.
  Incorrect Table Definition: If a table or structure is defined incorrectly, it may lead to this error when the system tries to access or manipulate the data.
  Data Dictionary Issues: There may be inconsistencies or errors in the Data Dictionary (DDIC) definitions for the relevant database objects.
  Transport Issues: If changes were transported from one system to another, there might be missing components or definitions that were not included in the transport.
  
  Solution:
  
  Check Table/Structure Definition: Review the definition of the table or structure that is causing the error. Ensure that all key components are correctly defined and that no required fields are missing.
  Review Index Definitions: If the error is related to an index, check the index definitions to ensure that all necessary fields are included and correctly named.
  Data Dictionary Consistency: Use transaction codes like SE11 (Data Dictionary) to check the definitions of the relevant objects. You can also use SE14 (Database Utility) to check for inconsistencies and repair them if necessary.
  Transport Management: If the issue arose after a transport, verify that all necessary objects were included in the transport request. You may need to re-transport missing components.
  Debugging: If the error occurs during a specific transaction or program, consider debugging the program to identify where the missing component is being referenced.
  Consult Documentation: Check SAP Notes and documentation for any known issues related to this error message. There may be specific patches or updates that address the problem.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SE80 (Object Navigator).
  SAP Notes: Search the SAP Support Portal for notes related to error DO899 for any specific fixes or recommendations.
  Community Forums: Consider checking SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.