Price change more than & % in current period for material &

IF &V4& NE ''.
DEFINE &A& = 'valuation type:'.
ENDIF.

What causes this issue?

When you post the document, a posting is made to the stock account.
This results in a large price variance in the current period.
INCLUDE MM_IV_MELDUNGEN OBJECT DOKU ID TX

How to fix this error?

Check the amounts and quantities in the item for the specified material
and correct them if necessary.
Material: &V2&
Valuation area: &V3&
&A& &V4&

Error message extract from SAP system. Copyright SAP SE.