Disk Image / Mounting Failure Problems!!!

HELP.. my Mini will not accept files through Safari... such as.. dmg files..
Itunes is fine... Safari is a no go.. please help.. here is the console message I received when I tried to repair one of the files safari attempted to get...


2006-04-16 22:14:13.912 Disk Utility[822] Could not connect the action optionsPanelGUIDButtonAction: to target of class DUPartition
2006-04-16 22:14:13.912 Disk Utility[822] Could not connect the action optionsPanelAPMButtonAction: to target of class DUPartition
2006-04-16 22:14:13.913 Disk Utility[822] Could not connect the action optionsPanelMBRButtonAction: to target of class DUPartition
2006-04-16 22:14:13.913 Disk Utility[822] Could not connect the action optionsPanelHelpButtonAction: to target of class DUPartition
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load
2006-04-16 22:15:35.201 diskimages-helper[817] ERROR: unable to load disk image driver - 0xE00002C0/-536870208 - Device not configured.
load_hdi: timed out waiting for driver to load
load_hdi: timed out waiting for driver to load


Thanks for any help..