E@H causes system freeze/crash after upgrade to win 8.1

K-Theorist
K-Theorist
Joined: 22 Jan 05
Posts: 3
Credit: 2532080
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Topic 197524

Hi,
I recently upgraded from Win7 to 8.1. As soon as Boinc kicked in, it caused the system to freeze up. By suspending all other projects, I have isolated it to einstein. On the last attempt to examine this, when the system was restarted, the Boinc manager (or something else) had deleted the whole einstein project from this computer.

Now I am afraid to add this project back to this computer until this is resolved.

All drivers, bios before and after the upgrade are current.

Here is my system:

Computer: Toshiba laptop Satellite P70-A, win 8.1

Processor Intel(R) Core(TM) i7-4700MQ CPU @ 2.40GHz, 2401 Mhz, 4 Core(s), 8 Logical Processor(s)

Intel HD graphics 4600
Nvidia GeForce GT745M

Any help would be appreciated.

Alex
Alex
Joined: 1 Mar 05
Posts: 451
Credit: 520323488
RAC: 252556

E@H causes system freeze/crash after upgrade to win 8.1

Quote:

Hi,
I recently upgraded from Win7 to 8.1. As soon as Boinc kicked in, it caused the system to freeze up. By suspending all other projects, I have isolated it to einstein. On the last attempt to examine this, when the system was restarted, the Boinc manager (or something else) had deleted the whole einstein project from this computer.

Now I am afraid to add this project back to this computer until this is resolved.

All drivers, bios before and after the upgrade are current.

Here is my system:

Computer: Toshiba laptop Satellite P70-A, win 8.1

Processor Intel(R) Core(TM) i7-4700MQ CPU @ 2.40GHz, 2401 Mhz, 4 Core(s), 8 Logical Processor(s)

Intel HD graphics 4600
Nvidia GeForce GT745M

Any help would be appreciated.

There were reports that win8.1 had troubles with the intel graphic driver.
I did not follow the discussion since I use win7, but if you try the search function of the forum you may find hints to this issue.

Tom*
Tom*
Joined: 9 Oct 11
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I can confirm/concur that

I can confirm/concur that windows 8.1 on an i7-4700m HP Envy Laptopwill freeze (instantaneous freeze) running BRP on Intel GPU, the system using the microsoft installation drivers. Factory installed drivers.
Since I was just trying it out and really wanted to use it for T4T I didn't pursue any fixes.

mikey
mikey
Joined: 22 Jan 05
Posts: 12857
Credit: 1884347578
RAC: 282449

RE: I can confirm/concur

Quote:
I can confirm/concur that windows 8.1 on an i7-4700m HP Envy Laptopwill freeze (instantaneous freeze) running BRP on Intel GPU, the system using the microsoft installation drivers. Factory installed drivers.
Since I was just trying it out and really wanted to use it for T4T I didn't pursue any fixes.

Yeah I too read somewhere that the factory drivers weren't the right ones to crunch with.

ExtraTerrestrial Apes
ExtraTerrestria...
Joined: 10 Nov 04
Posts: 770
Credit: 586511408
RAC: 126661

Try the current drivers from

Try the current drivers from Intel, they work fine on regular desktops. Not sure if this breaks Optimus, though. Or... do you even have it working now if it's the standard Win driver?

MrS

Scanning for our furry friends since Jan 2002

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