Fix: Prevent incorrect vendor bill line revaluation during credit note creation by restricting the logic to vendor invoices.

.gitignore

@@ -0,0 +1,14 @@
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+
+# Odoo
+*.po
+.ipynb_checkpoints/
+
+# Editors
+.vscode/
+.idea/
+*.swp
+*.swo

README.md

@@ -238,6 +238,10 @@ For issues, questions, or contributions, please contact your system administrato
 
 ## Changelog
 
+### Version 17.0.1.1.0
+- Fix: Prevent incorrect revaluation entries (STJ) on Vendor Bills when creating Credit Notes (Reversal).
+- Fix: Restricted revaluation logic to strictly apply only when manually editing Vendor Bills, excluding system-triggered updates during reversals.
+
 ### Version 17.0.1.0.0
 - Initial release
 - Direct editing of price_subtotal on vendor bill lines

models/account_move_line.py

@@ -117,7 +117,10 @@ class AccountMoveLine(models.Model):
         if 'price_unit' in vals or 'quantity' in vals:
             for line in self:
                 # Only for vendor bills and if linked to a PO line
-                if line.move_id.move_type in ('in_invoice', 'in_refund') and line.purchase_line_id:
+                # Fix: Do not sync if triggered by Credit Note creation (Reversal Wizard)
+                if line.move_id.move_type == 'in_invoice' and \
+                   line.purchase_line_id and \
+                   self.env.context.get('active_model') != 'account.move.reversal':
                     po_line = line.purchase_line_id
                     
                     # 1. Sync Price