Hi , i have trying an alias with /trade accept  but only taking /trade and kick the accept :D

ex:  /alias add  /ta  /trade accept

Make sure to use quotation marks for anything with spaces.

Nice thx Wulf.. .. /alias /ta "/trade accept"  works fine :D

Ps: The documentation of the pluggin doesnt have the bbcode? i saw all tags like this:

B]Permissions: ... [/B][LIST][][B]aliassystem.admin[/B][][B][B]aliassystem[/B].use[/B][/LIST][B]Chat Commands:[/B][LIST][][B]/alias add <alias> "<command>" [/B](Add alias for a command (......

A lot of plugins haven't had their documentation formatted yet from the migration from the old site, that's something I'm working on.