Gracefully handle the inability to place a chart tag

narc0tiq · May 2, 2019 · ae2a106 · ae2a106
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diff --git a/README.md b/README.md
@@ -84,6 +84,7 @@ members of the #factorio IRC on espernet.
 * Other-mod-friendly patches by @JonasJurczok
 * Resource monitor shortcut graphics by @npc-strider (aka morley376)
 * Sorting implementation by @okradonkey
+* [The Factorio Discord](https://discord.gg/5N4pQPF), especially Factorio devs helping in #mod-making (especially @Bilka, @Klonan, @Rseding91)
 
 
 ## Remote interface ##

diff --git a/changelog.txt b/changelog.txt
@@ -1,4 +1,9 @@
 ---------------------------------------------------------------------------------------------------
+Version: 0.8.12
+Date: 2019-05-02
+  Bugfixes:
+    - Gracefully handle the inability to place a chart tag (e.g., when the area it belongs to is uncharted).
+---------------------------------------------------------------------------------------------------
 Version: 0.8.11
 Date: 2019-05-02
   Bugfixes:

diff --git a/resmon.lua b/resmon.lua
@@ -508,6 +508,7 @@ function resmon.update_chart_tag(site)
             text = site.name,
         }
         site.chart_tag = site.force.add_chart_tag(site.surface, chart_tag)
+        if not site.chart_tag then return end -- may fail if chunk is not currently charted accd. to @Bilka
     end
 
     local display_value = format_number_si(site.amount)