BSOD with following eror codes . please can anybody tell the solut

Problem signature:
Problem Event Name: BlueScreen
OS Version: 6.0.6001.2.1.0.768.3
Locale ID: 16393

Additional information about the problem:
BCCode: 7a
BCP1: FFFFF6FC4005C2F0
BCP2: FFFFFFFFC000000E
BCP3: 0000000020061880
BCP4: FFFFF8800B85ECF8
OS Version: 6_0_6001
Service Pack: 1_0
Product: 768_1


The error has ocurred more than 5 times. Please help me with the problem
telling the cause and solutions.

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> Problem signature:
> Problem Event Name: BlueScreen
> OS Version: 6.0.6001.2.1.0.768.3
> Locale ID: 16393
>
> Additional information about the problem:
> BCCode: 7a
> BCP1: FFFFF6FC4005C2F0
> BCP2: FFFFFFFFC000000E
> BCP3: 0000000020061880
> BCP4: FFFFF8800B85ECF8
> OS Version: 6_0_6001
> Service Pack: 1_0
> Product: 768_1
>
>
> The error has ocurred more than 5 times. Please help me with the problem
> telling the cause and solutions.