Blue Screen error

Hey guys,i need help,my pc shut down second time today because of blue screen,i got this message after it rebooted again

Problem signature:
Problem Event Name: BlueScreen
OS Version: 6.1.7600.2.0.0.256.1
Locale ID: 1050

Additional information about the problem:
BCCode: 50
BCP1: FDD30054
BCP2: 00000000
BCP3: A5CD1BCA
BCP4: 00000000
OS Version: 6_1_7600
Service Pack: 0_0
Product: 256_1

Files that help describe the problem:
C:\Windows\Minidump\022414-21122-01.dmp
C:\Users\Genesis\AppData\Local\Temp\WER-56316-0.sysdata.xml

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Can u pls help me,and fast! thank you