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| The knowledgebase is organized into different categories; please select a category that you are interested in. You can also search the entire knowledgebase by entering keywords in the navigation bar beside this text. |
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 | I have purchased a test, but do not see it in the list of tests shown in my application. |  |
| By using the update feature of the application engine, you will be able to see the latest list of tests.
To use the update feature:
After starting the CertFX application engine, click the Update button in the lower portion of the screen.
You will r |
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| I can not enable a test I purchased | |
| Customers who have installed our software prior to October 28th will need to update to the lastest version. Due to a recent Microsoft security patch, we have had to update our testing software.
We are happy to report that the latest version of the app |
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| Application attempted to perform an operation not allowed by the security policy |  |
| When I try to launch an exam I get the following info box:
"Application attempted to perform an operation not allowed by the security policy. To grant this application the required permission, contact your system administrator, or use the Microsoft .N |
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| Error When Updating Application | |
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Error when updating the application engine states:
The process cannot access the file 'C:\Program Files\CertFX\CertFX.exe' because it is being used by another process.
Please close the CertFX testing engine. Launch c:\program files\certfx\autoupd |
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| When attempting to make a purchase, I am receiving the error "Invalid Coupon Code" | |
| A coupon code is a special promotion code you may have received through a mailing or at a conference. If you do not have one of these codes, you may leave the field blank. |
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| I lost my Transaction ID | |
| If you did not receive your Transaction ID(s) or have lost them, please visit our homepage and click the "Retrieve your Transaction ID" image on the bottom right of the webpage.
This will dispatch them to you via email within five minutes. |
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| After installation, I'm receiving an "incorrect path" error message when I run the CertFX application engine. | |
| To prevent the application from displaying the "incorrect path" error msg, you can go to Registry Editor (type regedit at a cmd prompt) and confirm that the following regtistry key has the correct value:
HKEY_LOCAL_MACHINE\SOFTWARE\CertFX\Setup\Instal |
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| When installing the application engine, I receive the following message: To run this application, you first must install one of the following versions of the .NET Framework: v2.0.50727 | |
| This indicates that the MS .Net framework is not successfully installed. Please try installing from the following link, then re-running the setup program:
http://app.certfx.com/latest.nsf/Files/dotnetfx/$file/dotnetfx.exe |
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| I'm receiving the following error: Run time Error! Program:C\Program Files\Certfx\seup.exe Abnormal program termination. | |
| This indicates that the MS .Net framework is not successfully installed. Please try installing from the following link, then re-running the setup program:
http://app.certfx.com/latest.nsf/Files/dotnetfx/$file/dotnetfx.exe |
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| I would like to call CertFX, how do I do this? | |
| You can call us at the phone number listed below
1-888-9-CERTFX (237839)
Phone calls are handled Monday through Friday 8am to 5pm.
Or you can us a fax
1-425-671-0995
You can also open a support incident at http://support.CertFX.com
Suppo |
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| I am receiving an error stating my coupon code has expired. What should I do? | |
| Contact us at support@certfx.com and let us know which coupon code you are using. |
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| I have purchased a practice test from you. Can I print the questions and share them with my peers? | |
| No, we do not allow printing of our practice tests. Also, sharing a purchased practice test is illegal and violates our End-User License Agreement (EULA). |
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| What if I have a comment regarding a practice test? | |
| From the explain screen, use the feedback button to send us the question ID and your comments. One of our test editors will respond to you as soon as possible. |
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| How can I retrieve my Test keys if I did not write them down when the test was enabled? | |
| The test keys are stored in the registry under the applicable Vendor name. For example, a Lotus test key would be retrieved by following these steps:
1. Go to Run prompt and type "regedit".
2. Drill down to the following registry key: HKEY_LOCAL_ |
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| I am receiving the error "System.FormatException: String was not recognized as a valid DateTime". What does this mean? | |
| This is caused by a bug related to Regional Settings in an older release of the application engine. To correct the issue:
1. Click the App Info icon on the left hand side of the application engine. This will bring up the Additional Tools screen.
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| I would prefer not to order online. What are your alternate purchase options? | |
| We also accept payment via PayPal and Western Union.
Western Union transfers should be made payable to:
CertFX
Attn: James Hill
289 Edmonds Ave SE
Renton, WA 98056
Payments via PayPal should be addressed to paypal@certfx.com
Once payment h |
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| When ordering online, I keep getting the message "There has been a problem with your Credit Card". | |
| The most common problem purchasing online is the credit card billing address not entered exactly as it appears on the billing statement. Most important is the zip code as it is the item most often looked at by card processing companies. To avoid this er |
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| Can I install and enable my purchased test on multiple computers (i.e. work and home)? | |
| Yes! Our license allows a single user to install their purchased practice tests on up to two machines. This accomodates for study both at home and away. |
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| Do you mail a hard copy of my invoice? | |
| No. All invoices are available online. Simply log into the website and print your invoice. |
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| Why didn't I receive my download instructions? | |
| The message containing the Transaction ID and download instructions is sent upon completion of your order. We have discovered that some mail systems incorrectly identify these messages as spam and will block or delay their delivery. Please check your bu |
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| Does my test ever expire? | |
| No. Once you purchase a test, you own it. You may use it as often as you like and enjoy unlimited free updates.
**Please note. When a real exam is retired by the vendor, CertFX will no longer make updates to the corresponding practice test. |
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| How often do you update your tests? | |
| We are coontinually adding and removing questions from our tests based upon feedback from customers, as well as feedback from the test vendor's respective certification managers. Simply use the "Update" feature to pull down the latest changes to your pur |
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| On which platforms can I run the test engine? | |
| Our test engine is compatible with Windows 98, ME, XP, Windows 2000 and Vista.
Please note - our test engine requires the .Net 2.0 Runtime. The test engine also must be installed with Administrator Access to the machine.
On your Vista machine, |
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| Do you guarantee I will pass my exam? | |
| Yes! With our Don't Pass, Don't Pay guarantee, if you purchase your practice test, use it to study prior to taking your exam and do not pass, simply fax us a copy of your exam results and we will either refund the price of the purchased practice test or |
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| How do I receive my practice test? | |
| Once your purchase is complete, you will receive an e-mail with your transaction ID and download instructions. |
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| How can I update my existing test engine manually? | |
| 1. Uninstall the existing CertFX application engine.
2. Download the latest CertFX practice test engine from the immediate download link on our site.
3. Install the new CertFX application engine. Launch the application engine and double-click your enab |
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| How do I download and install the CertFX practice test engine? | |
| If you do not currently have the CertFX.com practice test engine, please visit www.certfx.com and click the "Immediate Downloads" link on the right-hand side of the page.
After the application has been successfully installed, launch the application. Yo |
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| Manual Test Enable Instructions | |
| 1. Launch the application engine
2. Press the "Settings" button in the upper right corner of the main window.
3. Press the "Generate Key button.
4. Paste in applicable values (Transaction ID, Test ID, Application ID)
*Important note: You will no |
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| I've lost my transaction ID. How can I retrieve it? | |
| You can retrieve your transaction ID from our site by clicking the "Retrieve your Activation Code " area on our site.
When prompted, please enter the email address you used when purchasing your practice test(s). Your transaction ID(s) will be sent to |
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| Update personal information | |
| I would like to update my personal information on your site. How can I do this?
You can access personal settings by going directly to : https://www.certfx.com/myaccount.asp
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| When using the CertFX application engine, I can not see all of the application on my screen. | |
| This is due to DPI settings on some operating systems. To resolve the issue:
1. Right-click on AppEngine.exe
2. Select Properties
3. Select ‘Disable display scaling on high DPI settings’
4. Press OK
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| When I use my AmEx card to make a purchase, my card is declined. | |
| This is usually caused by uning the wrong CID number. Customers using AmEx should use the 4-digit CID number on the front of their card.
For more details, please visit the following: https://www.certfx.com/Help_CCverify.asp?CARD=AMEX
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| Volume purchases | |
| When you purchase one of our volume packages, you will receive either 10 or 20 Transaction IDs (depending on the package purchased). These transaction IDs are good for any CertFX Practice Test.
You may use all of the transaction IDs yourself, or pass |
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CertFX is great! Quick download, great customer service - Wow! I'll always use CertFX! 
-Matt Brady, NY 
