Message type: E = Error
Message class:  FAGL_CONF - Configuration of Document Splitting 
Message number: 011
Message text: Item category &1 in transaction &2/&3 not valid as leading item
Item category &V1& was entered in business transaction &V2&/&V3& as the
leading item.
However, this item category has been classified as <LS>Not Permitted</>.
Consequently, it <ZH>cannot</> be used as the leading item.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Either change the leading item or classify item category &V1& as
<LS>Permitted</>.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message FAGL_CONF011 indicates that there is an issue with the item category in a financial transaction. Specifically, it states that the item category specified (represented by &1) in the transaction (represented by &2 and &3) is not valid as a leading item. This error typically occurs in the context of the General Ledger (G/L) accounting module when trying to post or process financial documents.
Cause: Invalid Item Category: The item category you are trying to use is not configured to be a leading item in the specified transaction. Leading items are typically the primary items in a financial document that dictate how the transaction is processed.
Configuration Issues: The configuration settings in the Financial Accounting (FI) module may not allow the specified item category to be used as a leading item. Transaction Type Restrictions: Certain transaction types may have restrictions on which item categories can be used as leading items.
Solution: Check Item
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