Handle source encoding error

validata_ui/views.py

@@ -19,6 +19,7 @@ from validata_core.helpers import (
     FileContentValidataResource,
     URLValidataResource,
     ValidataResource,
+    ValidataSourceError,
     is_body_error,
     is_structure_error,
 )
@@ -361,7 +362,13 @@ def validate(schema_instance: SchemaInstance, validata_resource: ValidataResourc
         }
 
     # Parse source data once
+    try:
         header, rows = validata_resource.extract_tabular_data()
+    except ValidataSourceError as err:
+        flash_error(f"Erreur de lecture du fichier source : {err.message}")
+        return redirect(
+            compute_validation_form_url(schema_instance.request_parameters())
+        )
     rows_count = len(rows)
 
     # Call validata_core with parsed data