BSOD

Problem signature:
  Problem Event Name:    BlueScreen
  OS Version:    6.0.6002.2.2.0.768.3
  Locale ID:    1033
 
Additional information about the problem:
  BCCode:    1a
  BCP1:    00003452
  BCP2:    73200000
  BCP3:    C0803AB4
  BCP4:    00000000
  OS Version:    6_0_6002
  Service Pack:    2_0
  Product:    768_1
 
Files that help describe the problem:
  C:\Windows\Minidump\Mini030512-01.dmp
  C:\Windows\Temp\WER-36301-0.sysdata.xml
  C:\Windows\Temp\WER930B.tmp.version.txt
 
And I'm confused about what making my dell laptop crash I get reports Description
Service Debug Diagnostic Service hung on starting.
 
Problem signature
Problem Event Name:    ServiceHang
Service Name:    DbgSvc
Image Name:    DbgSvc.exe"
Image Version:    0.0.0.0
Service Type:    10
Start Type:    2
OS Version:    6.0.6002.2.2.0.768.3
Locale ID:    1033
 
Extra information about the problem
Bucket ID:    5914104
 
And 
roblem signature
Problem Event Name:    APPCRASH
Application Name:    svchost.exe_SysMain
Application Version:    6.0.6001.18000
Application Timestamp:    47918b89
Fault Module Name:    sysmain.dll
Fault Module Version:    6.0.6002.18005
Fault Module Timestamp:    49e03808
Exception Code:    c0000005
Exception Offset:    0000883c
OS Version:    6.0.6002.2.2.0.768.3
Locale ID:    1033
Additional Information 1:    fd00
Additional Information 2:    ea6f5fe8924aaa756324d57f87834160
Additional Information 3:    fd00
Additional Information 4:    ea6f5fe8924aaa756324d57f87834160
 
Extra information about the problem
Bucket ID:    1292733811