From 39b74c7e87fe3e4b21441992ee0dc911b8a042c6 Mon Sep 17 00:00:00 2001
From: Oliver <oliver.henry.walters@gmail.com>
Date: Thu, 25 Jun 2026 22:44:32 +1000
Subject: [PATCH] Skip "many" fields in DataExport (#12255)

- Exporting multi-dimensional datasets requires a custom exporter
---
 src/backend/InvenTree/data_exporter/mixins.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/backend/InvenTree/data_exporter/mixins.py b/src/backend/InvenTree/data_exporter/mixins.py
index f40ee113f2..0d58d0efff 100644
--- a/src/backend/InvenTree/data_exporter/mixins.py
+++ b/src/backend/InvenTree/data_exporter/mixins.py
@@ -99,6 +99,10 @@ class DataExportSerializerMixin:
                 fields.update(self.get_child_fields(name, field))
                 continue
 
+            # Skip 'many' fields (e.g. nested serializers)
+            if getattr(field, 'many', False):
+                continue
+
             fields[name] = field
 
         return fields