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-rw-r--r--mesecons_luacontroller/init.lua1
1 files changed, 1 insertions, 0 deletions
diff --git a/mesecons_luacontroller/init.lua b/mesecons_luacontroller/init.lua
index 669bacb..da38c7f 100644
--- a/mesecons_luacontroller/init.lua
+++ b/mesecons_luacontroller/init.lua
@@ -938,6 +938,7 @@ local function on_receive_fields(pos, form_name, fields, sender)
update_formspec(pos)
else
local tab = meta:get_int("tab")
+ if tab < 1 or tab > 2 then tab = 1 end
if tab == 1 then
--Code tab
if not fields.program then