This is the OS/2 release of Lua 5. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. love.keypressed is a callback function, like love.update and love.draw. but failed Then i tried to create a global variable from a plugin such as in the function OnPluginInstall but when i print the _G table in mushclient, i couldnt find the var that i created in plugin. Hello, i've got this problem with a raid script not working properly. The nil value is used to express the notion of a “lack of an object”. It's also used by the Garbage Collector — which implements a mark-and-sweep algorithm — to decide if an object should be destroyed or not. Unlike other languages, the nil value isn't used to express emptiness, false or zero. Lua Error Explanation - Garry's Mod Wiki When you call a function with : instead of . You most likely forgot to require something here. lua lua - attempt to call global 'lapp' (a nil value) - Stack … The error says you are looking for a global function, that means your actual function is not visible when you call it. angg.twu.net [string "print("lua")"]:1: attempt to call global `print' (a nil value) hello Note: I have seen the many other questions on this error, but they all deal with working directly in Lua, as opposed to with the C api. local c =get( 1) print ( c) 我蒙了。. 由于lua的弱语言特性，不需要编译即可运行，因此使用lua开发的项目，如果修改lua代码，不需要等待编译的时间，如果修改完能直接重载，则开发效率会更高。 attempt to call global getDatabaseNode (a nil value) - Page 2 【Lua】ぼくの失敗（エラー）【TIC-80】 - Qiita [SOLVED] Error: Attempt to call upvalue (a nil value) - LÖVE

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