Fix winacisa.sys Blue Screen Error Step by Step

Frustrated by the winacisa.sys error message? Well, you should want to know what this winacisa.sys file is, what causes this error and the most important thing is how to fix this error. In this page, you will find all answers to your questions about this winacisa.sys and the methods to fix it.

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What's winacisa.sys File?

As its file extension denotes, winacisa.sys is a vital SYS file and it's a component of the software Rockwell HCF PCI developed by Windows Software Developer. The latest version of winacisa.sys file is 2,0,2,111 and MD5 value is 2e526402e837cbac00d22636758ea1a2. Rockwell HCF PCI and the Windows will generate winacisa.sys error when winacisa.sys file cannot be used due to the removal or corruption of winacisa.sys file. This error can be seen on Windows XP, Windows Vista, Windows 7, Windows 8 and Windows 10.

winacisa.sys file information:
File Name:   
   winacisa.sys (Free Scan)
File Description:   
   PCI Controllerless Modem Driver
Product Name:   
   Rockwell HCF PCI
Product Version:   
   2,0,2,111
Company:   
   Windows Software Developer
File md5:   
   2e526402e837cbac00d22636758ea1a2
File type:   
   sys file
Security Level(0-5):   
   5
OS Infected:   
   Windows
Recommended:   
   Download winacisa.sys Error Free Scan Tool

Why Do I Receive winacisa.sys Error?

SYS files like winacisa.sys file contain code needed to correctly load and configure Windows operating system. Also, they can be part of hardware drivers and contain various instructions to allow Windows to work flawlessly with hardware and devices.

SYS files run in the kernel-mode that is the highest possible privilege on Windows operating system. Without SYS files like winacisa.sys, it will be very difficult for your Windows system to run. Any error in these files can cause great harm and data loss.

Popular winacisa.sys Error Messages

  • PAGE_FAULT_IN_NONPAGED_AREA STOP 0×00000050 winacisa.sys.
  • NTFS_FILE_SYSTEM STOP 0×00000024 winacisa.sys.
  • DRIVER_IRQL_NOT_LESS_OR_EQUAL STOP 0×000000D1 winacisa.sys.
  • SYSTEM_SERVICE_EXCEPTION STOP 0×0000003B winacisa.sys

winacisa.sys blue screen errors usually happen when you install a new hardware or software. You may receive winacisa.sys blue screen errors when you run or close Rockwell HCF PCI, start or shut down the computer, or use specific function of Rockwell HCF PCI. The time you encounter the error is very important to troubleshoot the problem.

Causes of winacisa.sys Error

winacisa.sys error can be caused by plenty of reasons. The following are the most common causes of winacisa.sys error.

  • Device drivers of winacisa.sys is not correctly installed and compatible.
  • The registry settings of winacisa.sys are changed or corrupted.
  • Computer malware attacked and damaged winacisa.sys file.
  • Other system files are damaged or corrupted after the software that uses winacisa.sys is installed.
  • There is a problem with your hard disk or memory (RAM).

How to Fix winacisa.sys Error?

Keep in mind, never download SYS files from SYS download websites, because they are not verified by their developers and may contain malicious code which lead to further damage to your computer system. We have listed several solutions to troubleshoot your winacisa.sys problem.

Method 1: Check for RAM corruption.

A common culprit in winacisa.sys blue screen errors is a bad stick of RAM. When RAM fails, it can cause the system to become unstable. If a new memory is added to your computer, you can remove it to check if it's the cause of your winacisa.sys error. If the error disappears after the removal, then this new memory is either bad or incompatible with your computer. If there is nothing new added to your computer, then you can test your memory to see if it's bad or not.

Steps:

a. Press Windows and R keys to bring up Run.

windows r

b. In the dialogue box, type mdsched.exe and press Enter key.

mdsched

c. Click Restart now and check for problems (recommended).

windows memory diagnostic

d. Now Windows Memory Diagnostic is checking your memory.

checking memory

When the test completes and finds any problem, it's likely that your winacisa.sys error is caused by a bad RAM and then you will need to replace a new one.

Method 2: Replace corrupted system files with System File Checker.

System File Checker is a utility integrated in Windows system to help users easily scan and replace corrupted system files which may include files related to winacisa.sys. If a "protected" file is modified or missing, this utility will restore it from a cached copy to ensure Windows work correctly.

Steps:

a. Open an elevated command prompt.

Windows Vista and Windows 7

Click Start, click All Programs, Accessories, and then right click Command Prompt and click Run as administrator.

command prompt windows 7

Windows 8, Windows 8.1 and Windows 10

Open Win X menu by holding Windows and X keys, and then click Command Prompt (Admin).

windows8 win x menu

b. After confirming the UAC prompt, type sfc /scannow in the Command Prompt and hit Enter.

sfc windows 7

c. System File Checker is scanning your system and takes some time to complete the repair.

Method 3: Run a virus scan.

Malware infection is one of the most popular cause of various computer problems like winacisa.sys error. Computer malware can make their way into the system, change system settings and corrupt system files. When this happens, Rockwell HCF PCI and Windows becomes more prone to winacisa.sys error and even malfunction.

Steps:

a. Restart your system into Safe Mode with Networking.

b. Open your antivirus or antispyware program. (You can also use this recommended malware detect tool)

c. Run a full scan for your system.

d. After the scan completes, either quarantine or remove any detected malware.

e. Restart your system.

Method 4: Do a System Restore.

System Restore is another useful utility integrated in Windows to help users revert their system files, installed applications, Windows registry and settings to that of a previous point of time. It's often used to fix problems like winacisa.sys error caused by unexpected change made by a new program installation or abnormal Windows behaviors.

Note: Please do a full backup before performing System Store, otherwise, you may risk losing your files and data.

Steps:

a. Go to the desktop of your system, right click on Computer and click Properties.

computer properties

b. In the left pane, click System protection.

system protection

c. In the System Properties window, click System Restore.

system restore

d. In the System Restore window, click Next.

system restore next

e. From the list of restore points, select one you wish to restore from. Click Next.

select restore point

f. If you do not want to change your decision, then click Finish.

confirm system restore

g. Click Yes.

yes restore

Method 5: Restart your computer.

You can try restarting your computer to fix winacisa.sys error, as sometimes winacisa.sys error may be temporary and can be fixed after a system restart.

Method 6: Repair corrupted Windows registry.

As the most important part of Windows operating system, Windows registry is a place that stores all information and configurations of software and hardware. A problematic registry is one of the most common causes of computer errors like winacisa.sys error. Software installation, uninstallation, malware infection can make changes to the registry. Over time, more and more invalid entries are left and accumulated in the registry and then lead to various errors and problems. The registry needs regular maintenance to keep it tidy and stable. Manual editing the registry is not practical for people with no computer expertise, it's recommended that you use a registry cleaner to do this job.

Recommended:

Note: It requires certain computer knowledge to perform the above solutions. If you're not comfortable with this process, it's recommended that you download and run this automatic error fix utility to fix your PC problems automatically:

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Does winacisa.sys error still persist?

Feel free to contact us for more assistance.

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