How To Fix COM_ALTER_IDENT205 - Automatic generation is not possible for data type &1

COM_ALTER_IDENT205 - Overview

• Message type: E = Error

• Message class: COM_ALTER_IDENT - Messages for Alternative Identifiers

• Message number: 205

• Message text: Automatic generation is not possible for data type &1

What causes this issue?

Automatic generation only works for character strings and integers.

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?

Choose an attribute with the data type character string or integer as
the basis for your alternative ID type. If you really need the data type
you specified, then do not generate the alternative ID type
automatically but create the implementation manually.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

COM_ALTER_IDENT205 - Details

• The SAP error message COM_ALTER_IDENT205 indicates that automatic generation of a data type is not possible for the specified data type (represented by &1). This error typically occurs in the context of data modeling or when working with database objects in SAP, particularly in the context of Composite Providers or other data modeling scenarios.
  
  Cause:
  The error can be caused by several factors, including:
  
  
  Unsupported Data Type: The data type specified may not be supported for automatic generation. This can happen if the data type is a complex type or a user-defined type that SAP does not recognize for automatic generation.
  
  
  Incompatible Data Model: The data model may have inconsistencies or incompatibilities that prevent the automatic generation of the required data type.
  
  
  Missing Metadata: There may be missing metadata or configuration settings that are required for the automatic generation process.
  
  
  System 
  Configuration Issues: There could be issues with the system configuration or settings that affect how