I add this

function main
{
level_load("test.wmb")
}

And it error

<level_load("test.wmb")>
TEST.WDL 43:-1 Error(6) Script error last line

<gid01_level_state = gid01_level_not_loaded;>
TEST.WDL 48:0 Error(29):Keyword unknown gid01_level_state

<warn_level = 2;>
TEST.WDL 52:0 Error(29):Keyword unknown warn_level

<mouse_mode = o;>
TEST.WDL 56:0 Error(29):Keyword unknown mouse_mode

<wait(3);>
TEST.WDL 59:0 Error(29):Keyword unknown wait

HOW TO FIX IT????
Thanks for your help