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HELLOW I AM NEW SO BE EASY ON ME
I JUST PURCHASED A NEW COMPUTER AN I CANT GET HOMEWORLD 2 TORUN AFTER INSTILLATION I GET AN ERROR MASSAGE THAT SAYS 15 RETRY OR CANCEL. I HAVE UPDATER DRIVERS CONTACTED SIERRA,
MICROSOFT AND HP AND NONE SEEM TO BE ABLE TO HELP.
MY PC HAS 3.0GHZ PROSESSOR 1GB/PC3200,120GP 7200 RPM HARD DRIVE , AN HP 400I DRIVE WITH A 128MB DDR ATI RADEON 9800 VIDEO CARD.
IF SOMEONE CAN HELP I WOULD BE GREATFUL

well if the game company, microsoft, and hp all can't help i highly doubt any of us will

The game developer should know what error 15 means.
You should try calling them again.