From f66372afe0c7ce9e0cfc25b42beb96ba831b6f75 Mon Sep 17 00:00:00 2001
From: W <wab41@pitt.edu>
Date: Tue, 10 Mar 2026 22:54:41 -0400
Subject: [PATCH] Properly catch unset preferences

---
 src/lua-scripts/nind_denoise_rl.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/lua-scripts/nind_denoise_rl.lua b/src/lua-scripts/nind_denoise_rl.lua
index 4441c25..56fbddc 100644
--- a/src/lua-scripts/nind_denoise_rl.lua
+++ b/src/lua-scripts/nind_denoise_rl.lua
@@ -80,7 +80,7 @@ local function migrate_pref(key, type, default)
     return dt.preferences.read(MODULE_NAME, key, type)
   end)
 
-  if success then
+  if success and value ~= nil and value ~= "" then
     return value
   end
   return default
@@ -919,4 +919,4 @@ script_data.destroy = destroy
 return script_data
 
 -- vim: shiftwidth=2 expandtab tabstop=2 cindent syntax=lua
--- kate: hl Lua;
\ No newline at end of file
+-- kate: hl Lua;