TS, i suggest u change the title to "Software Incompatibility list" instead.

to any1 who post here, pls state windows 7 build version & also the bit.
the is comaptibility different wit different build & x86 vs x64.

i use bitdefender internet security 2009 on my windows 7 build 7000 64 bit.
during installation, there is an error pop up, but i continue anyway.

it s working, but here's my problem:
1) can't update. error says cannot connect to server. but i reinstall bck & it works.
2) few days later, the problem comes bck.

the windows firewall is off.............

another s/w not very compatible wit my windows 7 64 bit.
TuneUp Utilities 2009.
the TuneUp shredder not working........

i din't test everything yet...........
the 1 click maintenance work, but will always skip checking for defragmentation..................

i hav major problem it the latest WLM on my windows & RC (7200).

wenever i sign in, it will instantly not working.
previously it was ok, only now it happens.