Pro Tools won't start

[nunuk]

Yesterday it was OK but today some crazy things started.
every time i launch pro tools thw open window gets to the part where it says 'initialiyzing hardware (DSI)' then it quits unexpectedly leaving me with this data i don't understand

Date/Time: 2007-09-14 13:31:58.975 +0200
OS Version: 10.4.8 (Build 8N1430)
Report Version: 4

Command: Pro Tools LE
Path: /Applications/Digidesign/Pro Tools/Pro Tools LE.app/Contents/MacOS/Pro Tools LE
Parent: WindowServer [61]

Version: 7.3.1cs3 (7.3.1f126)

PID: 238
Thread: 0

Exception: EXC_BAD_ACCESS (0x0001)
Codes: KERN_PROTECTION_FAILURE (0x0002) at 0x00000000

Thread 0 Crashed:
0 libSystem.B.dylib 0x9000233a strchr + 10
1 com.digidesign.framework.DSI 0x01f0e127 RescanPeripherals + 779
2 com.digidesign.framework.DSI 0x01f0905f InitSADriver + 57
3 com.digidesign.framework.DAE 0x0337d393 FicSetProgressListener + 101
4 com.digidesign.ProToolsLE 0x00627a1d start + 6444145
5 com.digidesign.ProToolsLE 0x007e57bc start + 8270352
6 com.digidesign.ProToolsLE 0x00d522d1 start + 13958437
7 com.digidesign.ProToolsLE 0x000026ae start + 258
8 com.digidesign.ProToolsLE 0x000025d5 start + 41

Thread 1:
0 libSystem.B.dylib 0x90048a27 semaphore_timedwait_signal_trap + 7
1 ...ple.CoreServices.CarbonCore 0x904070ab TSWaitOnSemaphoreCommon + 163
2 ...ple.CoreServices.CarbonCore 0x9040e09d TimerThread + 87
3 libSystem.B.dylib 0x90023d67 _pthread_body + 84

Thread 2:
0 libSystem.B.dylib 0x90048a27 semaphore_timedwait_signal_trap + 7
1 ...ple.CoreServices.CarbonCore 0x904070ab TSWaitOnSemaphoreCommon + 163
2 ...ple.CoreServices.CarbonCore 0x90411bad DeferredTaskThread + 57
3 libSystem.B.dylib 0x90023d67 _pthread_body + 84

Thread 0 crashed with X86 Thread State (32-bit):
eax: 0x00000000 ebx: 0x01f0e085 ecx: 0x0000002e edx: 0x00000011
edi: 0xbffff4ec esi: 0x00000000 ebp: 0xbffff4b8 esp: 0xbffff4b8
ss: 0x0000001f efl: 0x00210286 eip: 0x9000233a cs: 0x00000017
ds: 0x0000001f es: 0x0000001f fs: 0x00000000 gs: 0x00000037

Binary Images Description:
blahblah a lot of numbers and letters...

Model: iMac5,1, BootROM IM51.0090.B08, 2 processors, Intel Core 2 Duo, 2.16 GHz, 1 GB
Graphics: ATI Radeon X1600, ATY,RadeonX1600, PCIe, 128 MB
Memory Module: BANK 0/DIMM0, 512 MB, DDR2 SDRAM, 667 MHz
Memory Module: BANK 1/DIMM1, 512 MB, DDR2 SDRAM, 667 MHz
AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x87), 4.80.76.1
Bluetooth: Version 1.7.11f14, 2 service, 1 devices, 1 incoming serial ports
Network Service: AirPort, AirPort, en1
Serial ATA Device: WDC WD2500JS-40TGB0, 232.89 GB
Parallel ATA Device: MAT****ADVD-R UJ-85J
USB Device: Built-in iSight, Micron, Up to 480 Mb/sec, 500 mA
USB Device: Hub in Apple Pro Keyboard, Mitsumi Electric, Up to 12 Mb/sec, 500 mA
USB Device: Apple Optical USB Mouse, Mitsumi Electric, Up to 1.5 Mb/sec, 100 mA
USB Device: Apple Pro Keyboard, Mitsumi Electric, Up to 12 Mb/sec, 250 mA
USB Device: EDIROL PCR, Roland, Up to 12 Mb/sec, 500 mA
USB Device: Bluetooth HCI, Up to 12 Mb/sec, 500 mA
USB Device: IR Receiver, Apple Computer, Inc., Up to 12 Mb/sec, 500 mA
FireWire Device: Digi 002, Digidesign, Up to 400 Mb/sec


i didn't install anything or do anything except changing from english to croatian..but i don't see why would that be a problem.

i get the message eaven when i start core audio.
please help
thanx
d.