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Get the fix to the <strong>0x000000fc: ATTEMPTED EXECUTE ON NOEXECUTE MEMORY</strong> error message affecting <strong>Windows Vista, Windows 7, Windows 8, Windows 8.1</strong> and <strong>Windows 10</strong>.
<h2>About the "<strong>0x000000fc</strong>" error</h2>
[kbintro]
<h3>Description and Symptoms</h3>
The error messages, alerts, warnings, and symptoms below are tied to this error.
<h4>Symptom 1: 0x000000fc error screen</h4>
The 0x000000fc error is mostly triggered by an old, corrupt driver or a driver conflict. This error usually appears after installing a new hardware component on your computer.

Other causes that can trigger the error can be any of the following:
<ul>
 	<li>Corrupt Windows system files</li>
 	<li>Problem with installed drivers</li>
 	<li>Files that were corrupted by a virus or malware infection</li>
 	<li>RAM corruption</li>
</ul>
<a href="https://neosmart.net/wiki/wp-content/uploads/sites/5/2015/05/0x000000fc-screenshot.jpg"><img class="alignnone wp-image-3382 size-full" src="https://neosmart.net/wiki/wp-content/uploads/sites/5/2015/05/0x000000fc-screenshot.jpg" alt="Screenshot of 0x000000fc error" width="980" height="550" /></a>
<pre>A problem has been detected and Windows has been shut down to prevent damage 
to your computer.

An attempt was mode to execute non-executable memory.

If this is the first time you’ve seen this Stop error screen, 
restart your computer. If this screen appears again, follow
these steps:

Check to make sure any new hardware or software is properly installed.
If this is a new installation, ask your hardware or software manufacturer
for any Windows updates you might need.

If problems continue, disable or remove any newly installed hardware 
or software. Disable BIOS memory options such as caching or shadowing.
If you need to use Safe Mode to remove or disable components, restart
your computer, press F8 to select Advanced Startup Options, and then
select Safe Mode.

Technical Information:

*** STOP: 0x000000fc (0x00000001, 0x00000001, 0x00000000, 0x00000000)</pre>
<h3>Causes of this Error</h3>
This error has been known to occur as a result of one or more of the following:
<h4>Cause 1: Corrupt Windows system files</h4>
This error often occurs because of corrupt Windows system files that were changed because of a disk write error, power outage or virus attack.
<h4>Cause 2: Outdated or misconfigured drivers</h4>
Another possible cause for this error is an outdated or misconfigured device driver. This happens often after a Windows Update, or system upgrade/downgrade.
<h4>Cause 3: Malfunctioning memory modules</h4>
The last possible cause for this error is a faulty memory module that gives read/write error when the system attempts to access it.
<h2>Fixing "0x000000fc" on Windows</h2>
[setupcd]
<h3>Fix #1: Restore to an earlier date</h3>
If the 0x000000fc error appears immediately after a new hardware component installation, using System Restore allows you to restore your computer to an earlier date.

Make sure you're logged in as Administrator when performing the following steps:
<ol>
 	<li>Click <strong>Start</strong></li>
 	<li>Type <code>system restore</code> in the search box</li>
 	<li>Select <strong>System Restore</strong> from the search results</li>
 	<li>Continue with the wizard steps to restore your computer to an earlier date</li>
</ol>
[caption id="attachment_4551" align="alignnone" width="800"]<a href="https://neosmart.net/blog/wp-content/uploads/sites/5/2015/05/System-Restore.png"><img class="wp-image-4551 size-full" src="https://neosmart.net/blog/wp-content/uploads/sites/5/2015/05/System-Restore.png" alt="System Restore screen" width="800" height="600" /></a> System Restore screen[/caption]
<h3>Fix #2: Disable drivers</h3>
If the error is caused by a recently installed driver, uninstall the driver or update it to its latest available version from the manufacturer that's compatible with your current Windows versions.

Follow these steps to disable it or update your drivers:
<ol>
 	<li>Click <strong>Start</strong></li>
 	<li>Type <code>devmgmt.msc</code> in the search box</li>
 	<li>Open <strong>Device Manager</strong></li>
 	<li>In Device Manager, right-click on the driver installed.</li>
 	<li>Choose <strong>Update Driver Software</strong> or <strong>Disable</strong> (if the <em>Disable</em> option is not available, choose <em>Uninstall</em>)</li>
 	<li>Restart your computer</li>
</ol>
[caption id="attachment_4552" align="alignnone" width="800"]<a href="https://neosmart.net/blog/wp-content/uploads/sites/5/2015/05/Device-manager.png"><img class="wp-image-4552 size-full" src="https://neosmart.net/blog/wp-content/uploads/sites/5/2015/05/Device-manager.png" alt="Device manager screen" width="800" height="600" /></a> Device manager screen[/caption]
<h3>Fix #3: Scan for viruses</h3>
An infected computer may cause the 0x000000fc error to appear. Use your antivirus system to scan your computer for virus or malware infections.

After the scan is complete and the infected files deleted or quarantined, restart your computer.

If you don't have an antivirus software, you can use Easy Recovery Essentials' built-in Antivirus Scanner:

[partial name="partial_easyre_av"]
<h3>Fix #4: Install pending Windows Updates</h3>
Make sure your computer is up to date with the latest Windows updates available.
<ol>
 	<li>Click <strong>Start</strong></li>
 	<li>Type <code>update</code> in the search box</li>
 	<li>Select <strong>Check for Updates</strong> from the results list</li>
 	<li>If there are updates available, click <strong>Install Updates</strong></li>
 	<li>Restart your computer</li>
</ol>
[caption id="attachment_4553" align="alignnone" width="980"]<a href="https://neosmart.net/blog/wp-content/uploads/sites/5/2015/05/Windows-Update-screen.png"><img class="wp-image-4553 size-large" src="https://neosmart.net/blog/wp-content/uploads/sites/5/2015/05/Windows-Update-screen-1024x592.png" alt="Windows Update screen" width="980" height="567" /></a> Windows Update screen[/caption]
<h3>Fix #5: Run sfc</h3>
This <code>sfc</code> command will inspect your system files and repair any corrupted files.
<ol>
 	<li>Click <strong>Start</strong></li>
 	<li>Type <code>cmd</code> in the search box</li>
 	<li>Right-click on <strong>Command Prompt</strong> from the search results list</li>
 	<li>Select <strong>Run as Administrator</strong></li>
 	<li>Type:
<pre>sfc /scannow</pre>
</li>
 	<li>Hit <kbd>Enter</kbd></li>
 	<li>Restart your computer</li>
</ol>
[caption id="attachment_4554" align="alignnone" width="800"]<a href="https://neosmart.net/blog/wp-content/uploads/sites/5/2015/05/sfc.png"><img class="wp-image-4554 size-full" src="https://neosmart.net/blog/wp-content/uploads/sites/5/2015/05/sfc.png" alt="sfc utility screen" width="800" height="600" /></a> sfc utility screen[/caption]
<h3>Fix #6: Check RAM</h3>
If the 0x000000fc error is caused by a corrupt RAM memory, check the integrity of your RAM slots.

By using Easy Recovery Essentials' built-in Hardware Testing feature you can test both your RAM memory and your hard disk:

[partial name="partial_easyre_hardware_testing"]
<h3>Fix #7: Reinstall Windows</h3>
<p class="warning">Reinstalling Windows will delete all files. Use <a href="https://neosmart.net/EasyRE/">Easy Recovery Essentials</a> to backup your files before you proceed.</p>

<ol>
 	<li>Insert the installation DVD</li>
 	<li>Restart the computer</li>
 	<li>Press any key to boot from the CD when prompted to do so</li>
 	<li>At the <em>Install Windows</em> window, select a language, time and keyboard method</li>
 	<li>Click <strong>Next</strong></li>
 	<li>Click <strong>Install Now</strong></li>
</ol>
[caption id="attachment_1505" align="alignnone" width="800"]<img class="size-full wp-image-1505" src="/wiki/wp-content/uploads/sites/5/2013/10/Install-Now-Windows-7.jpg" alt="Windows 7 setup Install Now dialog, with repair your computer link" width="800" height="600" /> Install Now (Windows 7)[/caption]
<h2>More Information</h2>
<h3>Linked Entries</h3>
<ul>
 	<li><a href="https://neosmart.net/wiki/sfc/">sfc</a></li>
</ul>
[partial name="partial_moreinfo" versions="xp,vista,7,8,10"]