sed problem

[lhmwzy]

I have a txt file named test:

USER Added by ftpadmin
GENERAL 0,0 120 204800 0
LOGINS 1 0 -1 -1
TIMEFRAME 0 0
FLAGS 3
TAGLINE lanshu4385
DIR /
ADDED 1284812614 ftpadmin
EXPIRES 0
CREDITS 15000
RATIO 0
ALLUP 0 0 0
ALLDN 0 0 0
WKUP 0 0 0
WKDN 0 0 0
DAYUP 0 0 0
DAYDN 0 0 0
MONTHUP 0 0 0
MONTHDN 0 0 0
NUKE 0 0 0
TIME 0 1284812614 0 0
GROUP Teest 0
GROUP eest 0
GROUP dTeest 0
GROUP tTeest 0
GROUP Test 0
IP *@*

when I use the follow command:

#sed -e '/GROUP/{/Test/}! d' test
then output error:

sed: 1: "/GROUP/{/Test/}! d
": command } expects up to 0 address(es), found 1

But this command under linux is OK,how can I do?