Ok, i looked thrugh the console.log, and found this:
Client checking Add-On: Script_Testgui
Loading Add-On: Script_Testgui (CRC:-1665643946)
Add-Ons/Script_Testgui/client.cs Line: 2 - Syntax error.
>>> Some error context, with ## on sides of error halt:
xec("./Testgui.gui");
moveMap.bind(keyboard, "\", pushTestgui);
##
##
function testcommand()
{
^MessageBoxOK("Thanks!","You have just pressed a button on a test GUI!");
}
>>> Error report complete.
ADD-ON "Script_Testgui" CONTAINS SYNTAX ERRORS
Client checking Add-On: Script_SaveSaver