0xd1 iastor.sys

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  1. Posts : 25
    Windows 7 Home Premium 64bit
       #1

    0xd1 iastor.sys


    I have a dell laptop that I have been getting a DRIVER_IRQL_LESS_OR_NOT_EQUAL with code 0xd1 relating to iastor.sys I really need help as it infringes with my work and is annoying. I have reinstalled OS 2 time with factory reset and have replaced badram. The new ram is not the cause of this though. Please help. also updating the driver doesn't help and downgrading it gives me a 0x7e code on bsod. I have had problems with this before but it subsided.
      My Computer


  2. Posts : 19,383
    Windows 10 Pro x64 ; Xubuntu x64
       #2

    Please follow steps outlined here to get BSOD help:

    https://www.sevenforums.com/crashes-d...tructions.html
      My Computer


  3. Posts : 6,830
    Windows 7 Ultimate 32-Bit & Windows 7 Ultimate 64-Bit
       #3

    Hi Amingst

    For the iastor.sys driver . Download driver below


    Download



    Also please upload the dmp file following the tutorial below

    Blue Screen of Death (BSOD) Posting Instructions

       Note

    Make sure you Click on the GRAB ALL button . Wait until it creates all the files it needs before you attach the folder
      My Computer


  4. Posts : 25
    Windows 7 Home Premium 64bit
    Thread Starter
       #4

    here are the files
      My Computer


  5. Posts : 2,014
    Windows 7 Professional 64bit
       #5

    Hi,

    There is a lot of info missing from your logs, so from the info available:

    Code:
     
    *******************************************************************************
    *                                                                             *
    *                        Bugcheck Analysis                                    *
    *                                                                             *
    *******************************************************************************
    Use !analyze -v to get detailed debugging information.
    BugCheck D1, {38, 2, 0, fffff880016f1ca8}
    Unable to load image \SystemRoot\system32\DRIVERS\iaStorA.sys, Win32 error 0n2
    *** WARNING: Unable to verify timestamp for iaStorA.sys
    *** ERROR: Module load completed but symbols could not be loaded for iaStorA.sys
    Probably caused by : iaStorA.sys ( iaStorA+5bca8 )
    Followup: MachineOwner
    ---------
    5: kd> !analyze -v
    *******************************************************************************
    *                                                                             *
    *                        Bugcheck Analysis                                    *
    *                                                                             *
    *******************************************************************************
    DRIVER_IRQL_NOT_LESS_OR_EQUAL (d1)
    STOP 0x000000D1: DRIVER_IRQL_NOT_LESS_OR_EQUAL
    Usual causes: Device driver

    According to your specs you have AVG installed (but doesnt seem present on your system), you also have Mcafee installed, remove any AVG and all Mcafee from your system and as an alternative install:

    Microsoft Security Essentials.
    Recommended from a strict BSOD perspective, compatibility & stability
    compared to other antiviruses/internet security software.

    Microsoft Security Essentials - Microsoft Windows
       Note
    Once downloaded, update and run a full system scan


    These drivers need updating and are contributing to your BSOD'S:

    Update the iastorA.sys driver as requested by VistaKing, also:

    Code:
    Driver: nvlddmkm.sys
    Dated: Sat Mar 24 19:03:10 2012
    Refers to: nVidia Video drivers
    http://www.nvidia.com/Download/index.aspx

    Code:
    Driver: RtsUVStor.sys 
    Refers to: Realtek Semiconductor Corp USB Mass Storage Driver
    http://www.realtek.com/downloads/

    Cheers

    Dave
      My Computer


  6. Posts : 25
    Windows 7 Home Premium 64bit
    Thread Starter
       #6

    Thanks I will update all drivers. Although I don't have avg installed but I do have tdss killer on my desktop but that was after the BSOD but I will remove it.
      My Computer


  7. Posts : 25
    Windows 7 Home Premium 64bit
    Thread Starter
       #7

    well It did happen again I did everything you asked me to. But I am going to update iastor.sys from dell rather than intel
      My Computer


  8. Posts : 25
    Windows 7 Home Premium 64bit
    Thread Starter
       #8

    This is frustrating and I cant stand this... there is no avg and updating the drivers you said made this worse and more frequent. This post took 10 tries because it kept crashing
      My Computer


  9. Posts : 25
    Windows 7 Home Premium 64bit
    Thread Starter
       #9

    i really need help now, they are more frequent than ever spanning from 5 min intervals till bsod
      My Computer


  10. Posts : 25
    Windows 7 Home Premium 64bit
    Thread Starter
       #10

    I reinstalled windows from a disc and configured it to ahci rather than intel rapid storage... only sure fix for it
      My Computer


 
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