Thanks for the reply, I had service pack 4 installed when I received the errors :-( This thread can be dropped now as I have reverted to an earlier version of MPLAB 7.1 for now, I only needed it installed for a one of PIC programming exercise for a friend. _______________________________________ Roy Hopkins ZL2RJH Tauranga New Zealand _______________________________________ > -----Original Message----- > From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On Behalf > Of Chetan Bhargava > Sent: Friday, 27 July 2007 5:38 p.m. > To: Microcontroller discussion list - Public. > Subject: Re: [PIC]MPLAB install problem > > Try to install all the windows updates and try installing MPLAB again. > In the release note it says it is supported on Windows(r) 2000 SP4. > > I have seen some software fail to work if all the updates are not applied. > > > On 7/26/07, Roy wrote: > > Error 1904.Module C:\Program Files\Microchip > IDE\Core\Editor\MPUScrcvw4.dll > > failed to register. HRESULT - 2147220473. Contact your support personal. > > > -- > Chetan Bhargava > Web: http://www.bhargavaz.net > Blog: http://microz.blogspot.com > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist