From 14088e1de3714a440a9812eedc8c02ee1c499bec Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Wed, 28 Jan 2026 10:39:07 +0100
Subject: [PATCH] Replace extension separator by underscore in report name used
 as temporary file

---
 trytond/trytond/report/report.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/trytond/trytond/report/report.py b/trytond/trytond/report/report.py
index e2af1c3a6a..cf6519b3d3 100644
--- a/trytond/trytond/report/report.py
+++ b/trytond/trytond/report/report.py
@@ -429,7 +429,8 @@ class Report(URLMixin, PoolBase):
         directory = tempfile.mkdtemp(prefix='trytond_')
         input_extension = FORMAT2EXT.get(input_format, input_format)
         output_extension = FORMAT2EXT.get(output_format, output_format)
-        path = pathlib.Path(directory, report.report_name)
+        path = pathlib.Path(
+            directory, report.report_name.replace(os.extsep, '_'))
         input_path = path.with_suffix(os.extsep + input_extension)
         output_path = path.with_suffix(os.extsep + output_extension)
         mode = 'w+' if isinstance(data, str) else 'wb+'