Windows 7: Crashing alot

Hello my computer would randomly restart by itself and would alyways show a report after but I never really looked into it.
The last few days it wouldn't even boot up and restart when it got to the strating windows screen.
I took out a RAM stick and put an older one in and the computer started up fine so I am asusming the RAM I took out was the problem??

Anyway this time I decided to copy and paste the report which could maybe help you to help me



Problem signature:
Problem Event Name: BlueScreen
OS Version: 6.1.7601.2.1.0.256.48
Locale ID: 3081

Additional information about the problem:
BCCode: 1a
BCP1: 0000000000041287
BCP2: 0000000000000000
BCP3: 0000000000000000
BCP4: 0000000000000000
OS Version: 6_1_7601
Service Pack: 1_0
Product: 256_1

Files that help describe the problem:
C:\Windows\Minidump\112306-27281-01.dmp
C:\Users\Anthony\AppData\Local\Temp\WER-95640-0.sysdata.xml

Read our privacy statement online:
Windows 7 Privacy Statement - Microsoft Windows

If the online privacy statement is not available, please read our privacy statement offline:
C:\Windows\system32\en-US\erofflps.txt

Boot in safemode with networking and follow these instructions
http://www.sevenforums.com/crashes-d...tructions.html

Test your RAM RAM - Test with Memtest86+

Sorry for a late update. When doing the health report in step 3 I always get

Skip the report and upload the .zip file