I had read you minidumps before and besides the 0x4E you have multiple 0x50 errors 0x00000050: PAGE_FAULT_IN_NONPAGED_AREA
Requested data was not in memory. An invalid system memory address was referenced. Defective memory (including main memory, L2 RAM cache, video RAM) or incompatible software (including remote control and antivirus software) might cause this Stop message, as may other hardware problems (e.g., incorrect SCSI termination or a flawed PCI card).
One 0x8E which are almost always caused by hardware.
And 0x24 0x00000024: NTFS_FILE_SYSTEM
A problem occurred within NTFS.SYS, the driver file that allows the system to read and write to NTFS file system drives. There may be a physical problem with the disk, or an Interrupt Request Packet (IRP) may be corrupted. Other common causes include heavy hard drive fragmentation, heavy file I/O, problems with some types of drive-mirroring software, or some antivirus software.
* In every one of them they listed Windows drivers and these are usually too general to be of much help.
1. Find the make of your harddrive, go to the manufacture's website and download and run their free utility to diagnose your harddrive.
2. Make sure there are absolutely no remnants of any of those antiviruses present because they'll conflict with each other. By the way NOD32 is an excellent antivirus as is Avast and Avira.
3. Run your laptop with only one stick of RAM. Any BSODs? Swithc with the other stick. What are the results?