by Jack Cheen - Tech Analyst
Tutorials of repairing 0x000000d1 Portcls.sys

Troubleshooting 0x000000d1 Portcls.sys Error in an Easy Way

  • What Causes 0x000000d1 Portcls.sys?

    Since microsoft released windows 10 version, more and more PC users have failed to update. This may be caused be missing dll files, bad registries or outdated drivers issues. Out-of-date driver issues Unable to install a new appliciation Pop up object error or script errors. Hard drive is full.
  • Error Message you may receive:

    • 0x000000d1 Portcls.sys
    • [path]\0x000000d1 Portcls.sys is either not designed to run on Windows or it contains an error. Try installing the program again using the original installation media.
    • Windows could not search for new updates
    • Run-time Error XXX, A Runtime Error has occured, do you with to debug.
    • A problem has been detected and Windows has been shut down to prevent damage to your computer.
  • How to Solve 0x000000d1 Portcls.sys Problems?

    0x000000d1 Portcls.sys issue can be regarded as a time bomb for your computer. While you encounter 0x000000d1 Portcls.sys problem, you should seek for a good solution to fix it at once. Or your PC will probably get serious computer problems, such as Blue Screen, system crash or program freeze. Hence, it is vital to solve 0x000000d1 Portcls.sys error.
Click Here to Download 0x000000d1 Portcls.sys Fixer *Size : 4.5 MB
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Do as the below steps on repairing 0x000000d1 Portcls.sys in order to finally eliminate it.

For computer novice:

If you are a computer newbie, we recommend you to use a good error repair utility to help you get rid of 0x000000d1 Portcls.sys problem.
Step 1: Free download SmartPCFixer.

Step 2: Double-click to run SmartPCFixer.

Step 3: Click Fix all to troubleshoot 0x000000d1 Portcls.sys issue with ease.

Attention: 0x000000d1 Portcls.sys problem cannot be resolved by SmartPCFixer, you may need to update computer drivers.

DriverTuner is highly recommended for you to download damaged drivers in 3 steps! Scan outdated drivers by simple click the below photos, get rid of 0x000000d1 Portcls.sys immediately.
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For advanced user:

The following steps are applied to repair 0x000000d1 Portcls.sys problem manually.

Method 1: Solving 0x000000d1 Portcls.sys problem by sfc utility.

SFC is absolutely the most useful way to fix windows corrupted files. The whole process is quite easy.
Fow win 8/8.1/10 user:
Please visit here:
For win vista/win 7 user:
Click "Start" Button, and type CMD in the searching box. Right-click "CMD", then run as administrator.

At the command prompt, type the following command, and then press ENTER:sfc /scannow

You may see the following message. Windows Resource Protection did not find any integrity violations. (This means that you do not have any missing or corrupted system files.) Windows Resource Protection could not perform the requested operation. Windows Resource Protection found corrupt files and successfully repaired them. Windows Resource Protection found corrupt files but was unable to fix some of them. (To repair the corrupted files manually, view details of the System File Checker process to find the corrupted file, and then manually replace the corrupted file with a known good copy of the file.)

Method 2: Removing 0x000000d1 Portcls.sys by updating drivers by yourself.

Right-click Computer on your desktop, then click Manage.

Double click Device Manager and see if there is a yellow exclamation to notify you to update drivers. Then click update drivers as the pictures below.

Method 3: Resolving 0x000000d1 Portcls.sys by performing a system restore.

6 Comments on "How To Resolve 0x000000d1 Portcls.sys?"

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  • Comment by : Darcey FR
    Après la mise à jour vers Windows 10, mon ordinateur runs anormale. Mes amis me recommandent de utilisation SmartPCFixer pour se débarrasser de lui. Je ne sais pas si elle est vraiment utile. Mais après l'installation de cet outil, je reçois rarement get update erreur.
  • Comment by : Chieko
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  • Comment by : Sharen
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  • Comment by : Evia
    You can have a try!
  • Comment by : Miyoko
    Thanks for smartpcfixer. The utility help me solve 0x000000d1 Portcls.sys issue.
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Download 0x000000d1 Portcls.sys Repair Tool *Size : 4.5 MB
Estimated Download Time <60 Seconds on BroadBand