How To Fix AC196 - Number range &1 in co.code &2 for doc.type &3 must be defined as internal

AC196 - Overview

• Message type: E = Error

• Message class: AC - Error messages from Asset Customizing

• Message number: 196

• Message text: Number range &1 in co.code &2 for doc.type &3 must be defined as internal

What causes this issue?

Your fiscal year variant is defined with &V1& periods.
However, the system requires fiscal year variants that have either 12
or 24 periods in order to make an automatic assignment of the periods
to the calendar date.

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?

Define your period control for this fiscal year variant manually in
FI-AA Customizing.

Error message extract from SAP system. Copyright SAP SE.

AC196 - Details

• The SAP error message AC196 indicates that there is an issue with the number range configuration for asset accounting in the specified company code and document type. Specifically, it means that the number range for asset documents must be defined as "internal" for the given document type in the specified company code.
  
  Cause:
  
  Number Range Configuration: The number range for asset documents is not set up correctly. In SAP, number ranges can be defined as either internal or external. For asset accounting, the system expects the number range to be internal.
  Document Type Settings: The document type associated with the asset transaction may not have the correct number range assigned to it.
  Missing Configuration: The necessary configuration for the number range may not have been completed in the system.
  
  
  Solution:
  To resolve the AC196 error, follow these steps:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code OAVN (or navigate through the menu: Accounting > Financial Accounting >