only clean up actual data records

2023-11-20 16:13:47 -08:00 · 2023-11-20 16:13:47 -08:00 · 981fef3160
parent 00c447cb8d
commit 981fef3160
1 changed files with 3 additions and 1 deletions
--- a/plugins/lua/sort/sortoverlay.lua
+++ b/plugins/lua/sort/sortoverlay.lua
@ -61,7 +61,9 @@ function SortOverlay:overlay_onupdate()
        not dfhack.gui.matchFocusString(self.viewscreens, dfhack.gui.getDFViewscreen(true))
    then
        for key,data in pairs(self.state) do
-            do_cleanup(self.handlers, key, data)
+            if type(data) == 'table' then
+                do_cleanup(self.handlers, key, data)
+            end
        end
        self:reset()
        self.overlay_onupdate_max_freq_seconds = 300