diff --git a/mis_builder/models/mis_report.py b/mis_builder/models/mis_report.py
index 146c0abcc..dd04bbcce 100644
--- a/mis_builder/models/mis_report.py
+++ b/mis_builder/models/mis_report.py
@@ -475,9 +475,11 @@ def _compute_all_kpi_ids(self):
     @api.depends("move_lines_source")
     def _compute_account_model(self):
         for record in self:
-            record.account_model = record.move_lines_source.field_id.filtered(
-                lambda r: r.name == "account_id"
-            ).relation
+            record.account_model = (
+                record.move_lines_source.sudo()
+                .field_id.filtered(lambda r: r.name == "account_id")
+                .relation
+            )
 
     @api.onchange("subkpi_ids")
     def _on_change_subkpi_ids(self):
diff --git a/mis_builder/models/mis_report_instance.py b/mis_builder/models/mis_report_instance.py
index 42ce48fdc..ca41731fe 100644
--- a/mis_builder/models/mis_report_instance.py
+++ b/mis_builder/models/mis_report_instance.py
@@ -369,7 +369,7 @@ def _onchange_source(self):
     def _get_aml_model_name(self):
         self.ensure_one()
         if self.source == SRC_ACTUALS:
-            return self.report_id.move_lines_source.model
+            return self.report_id.move_lines_source.sudo().model
         elif self.source == SRC_ACTUALS_ALT:
             return self.source_aml_model_name
         return False
diff --git a/mis_builder/readme/CONTRIBUTORS.rst b/mis_builder/readme/CONTRIBUTORS.rst
index 72531f707..4f4aa67b8 100644
--- a/mis_builder/readme/CONTRIBUTORS.rst
+++ b/mis_builder/readme/CONTRIBUTORS.rst
@@ -24,3 +24,4 @@
 * `CorporateHub <https://corporatehub.eu/>`__
 
   * Alexey Pelykh <alexey.pelykh@corphub.eu>
+* Jairo Llopis (https://www.moduon.team/)
diff --git a/mis_builder/readme/newsfragments/access-error.fix b/mis_builder/readme/newsfragments/access-error.fix
new file mode 100644
index 000000000..e739379fd
--- /dev/null
+++ b/mis_builder/readme/newsfragments/access-error.fix
@@ -0,0 +1 @@
+Fix access error when previewing or printing report.