How To Fix WXP305 - Characteristic name "&1" is within the SAP name range

WXP305 - Overview

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 305

• Message text: Characteristic name "&1" is within the SAP name range

What causes this issue?

You have included characteristic &V1& in your info structure. The field
name which you have chosen is not, however, in the SAP name range.
Customer-specific database fields are to start with "YY" or "ZZ".

System Response

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

INCLUDE ISR_VERARBEITUNG OBJECT DOKU ID TX

How to fix this error?

Rename the characteristic.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

WXP305 - Details

• SAP Error Message:
  WXP305 - Characteristic name "&1" is within the SAP name range.
  
  Cause
  This warning message occurs when you try to create or use a characteristic whose name falls within the reserved SAP name range. SAP reserves certain naming conventions or ranges for its own internal use to avoid conflicts between customer-defined objects and SAP-delivered objects.
  Typically, SAP characteristic names that start with certain prefixes or fall within specific ranges are reserved. For example, SAP often reserves characteristic names starting with "Z", "Y" are customer namespaces, but some other prefixes or specific ranges are reserved for SAP internal use.
  If you attempt to create a characteristic with a name that SAP considers reserved or within its own namespace, the system issues this warning to prevent potential conflicts.
  
  Solution
  
  
  Rename the Characteristic:
  Change the characteristic name so that it does not fall within the SAP reserved name range. Use customer namespaces such as starting with "Z" or