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Proven Ways to Deal With TurboTax Error 42015 Easily 

TurboTax Error 42015
Nov 24, 2022   |   By admin

In certain instances, the users might confront TurboTax Error 42015 due to the misconfiguration of the proxy server settings. When the error occurs, it obstructs the users from connecting to the server, and thus, it might interrupt the users to access TurboTax.

Everytime, the users receive Error 42015 on TurboTax, they will get the following error message on their screen stating:

TurboTax Error 42015

Moreover, the error might appear while using an unsupported version of the TurboTax software. However, there are multiple other reasons that might lead to TurboTax Error 42015. So, to inform you regarding all of them, we have listed all the possible reasons below. Also, you will get to know the easy ways to overcome the issue immediately in this post.

Also Read: TurboTax Error 190

Don’t have enough time to fix TurboTax Error 42015 on your own? Call @ +1 855 706 0905, and our experts will resolve your error within no time. 

Factors Leading to the Occurrence of Error Code 42015 TurboTax

Before proceeding further to the troubleshooting part, it is essential to know the main cause of the issue. To update you on all of them, we have listed some factors that might lead to TurboTax Error Code 42015.

  1. The users might end up with Error 42015 on TurboTax due to an interruption in software installation.
  2. Improper program setup or corrupt download of TurboTax may also be responsible.
  3. Sometimes, it may occur when another program removes the crucial TurboTax-related files mistakenly.
  4. Corruption in the Windows Registry may be one of the reasons that result in this error.

How can you Determine TurboTax Error 42015?

The users can easily identify TurboTax Error 42015 with the help of the following identifications; which are as follows:

  1. Whenever the error occurs, the error message on your screen starts flashing.
  2. The users may notice the sluggish performance of their system.
  3. Sometimes, it may happen when the Windows starts responding slowly.
  4. Everytime the error strikes, an active window begins to crash or freeze.
  5. It might stop you from reaching the update server.

Simple Ways to Get Rid Of TurboTax Error 42015

You might find TurboTax Error 42015 easier to resolve if you find the appropriate solutions to deal with the issue. Therefore, to make it simpler, we have stated some of the easy ways to tackle the error below.

Way 1: Temporarily Disable the Proxy Server

The proxy server acts as an intermediary between your system and the internet network connection. Generally, accessing the proxy server is great, but it might create issues when multiple programs are already running on it. As a result, it might end up with TurboTax Error 42015. Therefore, to avoid such an issue, you must turn the Proxy Server off by following the instructions below.

Disable using the Internet Explorer

  1. The first step is to start Internet Explorer on your device.
  2. After this, select the Gear icon, followed by the Options tab.
  3. Proceed further by tapping the Connections tab and then accessing your LAN Settings.
  4. Then, ensure that you have marked the “Use a proxy server for your LAN” checkbox.
  5. Finally, save the mandatory changes and try to receive the latest updates on your Windows device.

Disable using the Control Panel 

  1. Click on the Windows menu and then input “Control Panel” in the search column. Then, hit the enter key to move ahead.
  2. From the upcoming window, opt for the Network and Internet Connections option.
  3. After this, you are supposed to tap on the Connections tab followed by the LAN Settings.
  4. You must verify that you have kept the checkbox of “Use proxy server settings” unmarked.
  5. Ultimately, restore the mandatory modifications and then try upgrading your PC.

Way 2: Put an End to the Conflicting Programs

  • To stop the conflicting programs, you must open your device’s task Manager. For this, you need to press the Ctrl + Alt + Del keys simultaneously.
  • After this, locate and click on the Processes tab. Then, you must stop the running applications one by one after highlighting them.
  • You are supposed to right-click on the TurboTax program and then choose the End Task option.
  • Next, you must look at whether you still encounter the same error on your screen.
  • Finding that that is generating the error, you must try another resolution method to resolve the issue.

Way 3: Downloading the Latest TurboTax Update

Sometimes, the users might encounter TurboTax Error 42016 due to outdated software. Therefore, to avoid such issues, installing the upgraded version of the software is mandatory. For that, you need to implement the steps as prescribed below.

  1. Before proceeding further, verify that you have shut down all the applications and TurboTax running in the background.
  2. Then, you have to get the manual update of the application downloaded through the link. Further, get the updates downloaded by following the instructions on the screen.
  3. After completing the downloading process, you must save your file on the PC and initiate the updating process.
  4. Go through the instructions listed on the screen to complete the manual update process.

Way 4: Installation of the RunTime Libraries Once Again

  • In the beginning, you have to uninstall the TurboTax application through the Programs and Features option.
  • Soon after this, you have to search for the Microsoft Visual C++ Redistribution package from the list of programs installed.
  • Furthermore, right-click on the Microsoft Visual C++ Redistribution Package and then pick the Uninstall option.
  • After the process of uninstallation is completed, start your system once again.
  • Finally, you need to get the upgraded Redistributable package from Microsoft and reinstall it.

Way 5: Execute Disk Cleanup

Generally, the users might face difficulty installing the TurboTax because of the disk storage space. Therefore, it is essential to run the disk cleanup to remove unnecessary space on your hard disk. Eventually, this will improve the performance of your system.

To do the disk cleanup on your disk, you must try performing the steps instructed below.

  1. To begin with, you have to establish a backup of your tax-related files.
  2. Soon after this, erase the files that are not in use from your PC and then relaunch them.
  3. Now, run the Disk Cleanup, access the Explorer window, and then Directory.
  4. End the process by selecting the Properties option. Later on, you have to opt for the Disk Cleanup option.

Way 6: Remove and Install Graphic Drivers once again

  • The first and foremost step is to launch the Device Manager and then find the graphic driver.
  • After that, right-click on the option of Video Card Driver and then tap on the Uninstall option.
  • Thereafter, launch your system again and install your graphic driver again.

Way 7: Try Fixing the Internet-Related Issues

If you aren’t aware of how to deal with internet-related issues, apply the steps below.

Reset your Web Browser

  • The users accessing the Windows 7 operating systems have to tap on the Start menu and then open the Control Panel.
  • After that, click on the Internet Options, Advanced tab, and then on the Reset button.
  • On the other hand, the users accessing Windows 8 and 10 have to tap on the Search option and then Internet Options.
  • Finally, choose the Advanced tab and then tap on the Reset option.

Turn Off Script Debugging and Error Notifications

  • To begin with, click on the Advanced tab from the Internet Options window. Then, you have to search for Disable Script Debugging.
  • You must verify that you have selected the checkbox beside the “Radio” button.
  • Now, check that you have kept the checkbox of “Display a Notification about every Script Error” item unmarked. Further, tap on the Apply option followed by Ok.
  • Finally, you must relaunch your PC to verify if the error persists.


So, here we have arrived at the end of this post and hope that you have got a clear vision to deal with TurboTax Error 42015. However, if you require any additional assistance, feel free to contact our experts. You can attain instant help from our experts through email or live chat.

Frequently Asked Question

The users might face TurboTax crashing issues due to TurboTax Error 42015. It might occur when you haven’t installed the Windows update correctly. Therefore, to fix the issue, reinstall and try to access TurboTax again.

The users might face difficulty updating the TurboTax application when they aren’t connected with a stable internet connection. Moreover, this error might occur when your wireless connection is corrupted.

To wipe out TurboTax Error 42015, follow the steps below:
1. Initially, open the Control Panel and then choose Internet Options.
2. After this, go to the Connections tab and then click the LAN Settings tab.
3. Then, remove the Proxy Server and double-tap on Ok.
4. Finally, upgrade TurboTax to the upgraded version.

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