Mac 10.5.8 won't start after installing Comcast Norton

I tried to restart my Mac G5 after installing Norton and could not. I did start in safe mode.Any help here??

 

Here is my error report:

 

 

Interval Since Last Panic Report:  42185 sec

Panics Since Last Report:          1

Anonymous UUID:                    64353934-3D54-42AA-9B67-4EF8BD8EF294

 

Sun Dec  5 08:05:39 2010

 

 

Unresolved kernel trap(cpu 0): 0x300 - Data access DAR=0x0000000000000004 PC=0x00000000004998CC

Latest crash info for cpu 0:

   Exception state (sv=0x2afd1500)

      PC=0x004998CC; MSR=0x00009030; DAR=0x00000004; DSISR=0x40000000; LR=0x004995AC; R1=0x2E68FA50; XCP=0x0000000C (0x300 - Data access)

      Backtrace:

0x004995AC 0x00499E20 0x0049BFB4 0x0049B69C 0x003585E8 0x003586A4

         0x00349968 0x0034BEDC 0x0034AFFC 0x000B1DD4

Proceeding back via exception chain:

   Exception state (sv=0x2afd1500)

      previously dumped as "Latest" state. skipping...

   Exception state (sv=0x2afd1000)

      PC=0x00000000; MSR=0x0000D030; DAR=0x00000000; DSISR=0x00000000; LR=0x00000000; R1=0x00000000; XCP=0x00000000 (Unknown)

 

BSD process name corresponding to current thread: Unknown

 

Mac OS version:

Not yet set

 

Kernel version:

Darwin Kernel Version 9.8.0: Wed Jul 15 16:57:01 PDT 2009; root:xnu-1228.15.4~1/RELEASE_PPC

System model name: PowerMac8,1

 

System uptime in nanoseconds: 38230481002

unloaded kexts:

(none)

loaded kexts:

com.smithmicro.DeviceSentryCR         5.1

com.apple.nke.applicationfirewall         1.8.77 - last loaded 1266052171

com.apple.driver.AppleKauaiATA         1.2.1f4

com.apple.driver.AppleK2SATARoot         1.0.5b1

com.apple.driver.AppleSMU         1.2.1d1

com.apple.driver.AppleMacRiscPCI         3.4.0

com.apple.driver.AppleCore99NVRAM      1.1.1

com.apple.driver.AppleFlashNVRAM         1.0.5

com.apple.iokit.IOHIDFamily   1.5.5

com.apple.driver.DiskImages     199

com.apple.BootCache         30.4

com.apple.driver.AppleMacRISC4PE         2.0.4d9

com.apple.iokit.IOATAFamily  2.0.1

com.apple.iokit.IOStorageFamily         1.5.6

com.apple.driver.IOPlatformFunction         1.8.7d5

com.apple.iokit.IOPCIFamily   2.6

panic(cpu 0 caller 0xFFFF0003): 0x300 - Data access

Latest stack backtrace for cpu 0:

      Backtrace:

         0x0009CC88 0x0009D63C 0x00029DA0 0x000B0A10 0x000B4278

Proceeding back via exception chain:

   Exception state (sv=0x2afd1500)

      PC=0x004998CC; MSR=0x00009030; DAR=0x00000004; DSISR=0x40000000; LR=0x004995AC; R1=0x2E68FA50; XCP=0x0000000C (0x300 - Data access)

      Backtrace:

0x004995AC 0x00499E20 0x0049BFB4 0x0049B69C 0x003585E8 0x003586A4

         0x00349968 0x0034BEDC 0x0034AFFC 0x000B1DD4

   Exception state (sv=0x2afd1000)

      PC=0x00000000; MSR=0x0000D030; DAR=0x00000000; DSISR=0x00000000; LR=0x00000000; R1=0x00000000; XCP=0x00000000 (Unknown)

 

BSD process name corresponding to current thread: Unknown

unloaded kexts:

(none)

loaded kexts:

com.smithmicro.DeviceSentryCR         5.1

com.apple.nke.applicationfirewall         1.8.77 - last loaded 1266052171

com.apple.driver.AppleKauaiATA         1.2.1f4

com.apple.driver.AppleK2SATARoot         1.0.5b1

com.apple.driver.AppleSMU         1.2.1d1

com.apple.driver.AppleMacRiscPCI         3.4.0

com.apple.driver.AppleCore90