Ok, have 2008 server 64bit with exchange 2007 running on it. its been running fine. I needed to install sql 2005 on it with reporting services. so i enabled all the iis 6.0 stuff in the role manager, also need to force IIS to use asp.net 2.0 32 bit. so i followed
but now OWA isn't working. pretty sure its related to asp.net. just not sure how to start looking..