Just like every other people out there that want to learn how to fix pr_end_of_file_error on all browsers, WordPress, operating system such as Ubuntu, Nginx, and even on localhost, here is a guide for you.
Most times when you come across pr_end_of_file_error in your SSL settings referring to your localhost as local:8920 on Firefox or other browsers it tells you that the connection cannot be established.
So, it could mean that there are some strings that are not supported by your browser thereby returning the pr_end_of_file_error at any point in time.
However, why are you seeing the pr_end_of_file_error secure connection failed?
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Causes of Pr_End_of_File_Error
A few reasons could cause the secure connection failed message with the string pr_end_of_file_error on your browser. To start with, the following suggestions could be the reason why you are unable to bypass the error on your browser.
- The first thing to do is to check your profile corruption level. If your profile is corrupted already then you may experience this error in your browser.
- If you are using a 3rd-party antivirus it could also cause the error pr_end_of_file. So, you want to switch to Windows Defender first to confirm the effect the antivirus has on the error showing SSL connection failed.
- You will end up with pr_end_of_file_error if you have a software that interferes with the connection or if you are using a Proxy or VPN.
Causes of pr_end_of_file_error secure connection failed are not limited to this but this contributes majorly to why you are seeing the error on your Firefox and other browsers.
How to Fix Pr_End_of_File_Error
There are known few ways to fix pr_end_of_file_error on Firefox, WordPress and other platforms. These include the following.
- Disable Proxy or VPN Connection
- Restart or Refresh the Firebox Browser
- Create a new Firefox Profile
- Uninstall 3rd- party Anitivurs.
With the suggestions above you should be able to deal with pr_end_of_file_error how to fix secure connection failed successfully.
How to Disable Proxy or VPN on Firefox
If you are on a secure proxy connection or a VPN service while pr_end_of_file_error secure connection failed popup it’s better to turn off the proxy settings and connect directly to the internet without masking your location IP address.
- Press and hold “Win +R” to open the Windows Run dialog box.
- Type or copy and paste “ms-settings:network-proxy” without quotes and click on the “OK” button.
- You will be redirected to connection Proxy tab. Navigate the page until you get to “Manual Proxy Setup.”
- Disable the option that says “use a proxy server.”
- Now, restart your computer and restart the action that triggers “pr_end_of_file_error” to see if the error about secure connection failed would appear again.
Literally, if the error message appeared because you are using a proxy address or VPN, the steps above will clear it. Otherwise, proceed to the next step.
How to Refresh Firefox
A mere Firefox troubleshooting could fix pr_end_of_file_error. So, if you have previously played with your Firefox browser SSL before the secure connection failed error erupted refreshing or troubleshooting the browser can fix the error while it restores the browser to when it last works properly.
To troubleshoot your Firefox browser in a bid to fix pr_end_of_file_error follow the steps below.
- Click on “Firefox” action button located at the top right.
- Click on “Help >> troubleshooting information.”
- Go to “Give Firefox a finetune” on the right of the screen and click on “Refresh Firefox.”
- Click on “Refresh Firefox” from the process to start refreshing your Firefox browser.
- Once the action has been completed. Restart the browser and start the action that brought about pr_end_of_file_error secure connection failed to see if it’ll occur again.
If the error persists, then, proceed to the next stage. It means that the Firefox browser settings were not altered while playing around with the SSL certificate.
Create a New Firefox Profile
If the old Firefox profile is corrupted you will likely see pr_end_of_file_error secure connection failed on your Firefox browser because of your corrupted profile.
Creating a new profile should be what to consider if the SSL connection is causing pr_end_of_file_error on your Firefox browser.
- Export your bookmarks on Firefox browser including your password, username, etc following this step.
- Paste about:profiles and click on the “Enter” button to open the Firefox profile section.
- Go to “About Profile >> Create a new Profile.”
- Click on the “Next” tab and give your profile a name under “Enter a new profile name.”
- Click on the “Finish” tab to create an set up a new profile for your Firefox browser.
Trigger the process that brings about pr_end_of_file_error message and see if it occurs again. Meanwhile, always restart the Firefox browser before proceeding. If this works, then, proceed to import your bookmarks following this step.
How to Uninstall 3rd Party Antivirus
I will advise you to switch to Windows Defender first. Antiviruses like Avast, Kaspersky, BitDefender, ESET and others are designed to interrupt connections that are not trusted or when using a proxy server or a VPN.
So, if you cannot disable the option to interrupt connection within the antivirus that is installed on your computer it is better to uninstall it and switch to the default Windows Defender.
- Press and hold “Win +R” to open Windows RUN box.
- Type “Control Panel” and click on “OK.”
- Click on “Uninstall a Program.”
- Find the antivirus program installed on your PC and click on it.
- Tap on “Uninstall.”
Follow the instruction on the screen to uninstall the antivirus program from your computer and run the program that triggers the pr_end_of_file_error to see if the secure connection failed message will appear once again.
Typically, these are the methods that are currently available to fix pr_end_of_file_error on Firefox browser when you secure connection failed due to SSL error.