From 1d101ce7a85144bc40e7ab58e144bb5726c8d64d Mon Sep 17 00:00:00 2001
From: Andrew Morgan <andrew@amorgan.xyz>
Date: Wed, 25 Sep 2024 16:12:15 +0100
Subject: [PATCH] log invalid SSS to_device.since fields

---
 synapse/types/rest/client/__init__.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/synapse/types/rest/client/__init__.py b/synapse/types/rest/client/__init__.py
index 9f6fb087c1..84bf69ea19 100644
--- a/synapse/types/rest/client/__init__.py
+++ b/synapse/types/rest/client/__init__.py
@@ -313,7 +313,7 @@ class SlidingSyncBody(RequestBodyModel):
                     int(value)
                 except ValueError:
                     raise ValueError(
-                        "'extensions.to_device.since' is invalid (should look like an int)"
+                        f"'extensions.to_device.since' is invalid (found '{value}', expected to be able to parse an int)"
                     )
 
                 return value