From 856038452977215f223138ac9fca968b95c5a53b Mon Sep 17 00:00:00 2001
From: Markus Zolliker <markus.zolliker@psi.ch>
Date: Fri, 28 Mar 2025 12:24:01 +0100
Subject: [PATCH] ls370res: do not raise in read_rdgrng error when channel is
 disabled

Change-Id: I565e5cd74cf7f12bfd5eea9e8867117154461017
---
 frappy_psi/ls370res.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/frappy_psi/ls370res.py b/frappy_psi/ls370res.py
index c30406a..1055953 100644
--- a/frappy_psi/ls370res.py
+++ b/frappy_psi/ls370res.py
@@ -278,7 +278,12 @@ class ResChannel(LakeShoreIO, Channel):
         vexc = 0 if excoff or iscur else exc
         if (rng, iexc, vexc) != (self.range, self.iexc, self.vexc):
             self._last_range_change = time.monotonic()
-        self.range, self.iexc, self.vexc = rng, iexc, vexc
+        try:
+            self.range, self.iexc, self.vexc = rng, iexc, vexc
+        except Exception:
+            # avoid raising errors on disabled channel
+            if self.enabled:
+                raise
 
     @CommonWriteHandler(rdgrng_params)
     def write_rdgrng(self, change):