Mozilla Firefox is a trusted Web Browser and is compatible with most devices. However, the Couldn’t load XPCOM error message pops up now and then. The XPCOM is a cross-platform component model from the Mozilla Firefox, so the Cannot load XPCOM error disrupts the browsing. You may click on the OK button to close the error message, but you may not be able to use the Firefox app. The article addresses the error and the methods to resolve the XPCOM Firefox error are explained here.
How to Fix Mozilla Firefox Couldn’t Load XPCOM Error on Windows 10
The list of causes for which the XPCOM error occurs on Firefox is given in this section.
- Outdated Firefox- The outdated version of the Firefox app may cause this error.
- Corrupt Firefox User Profile- The User Profile on the Firefox Web Browser may be corrupt or may have malware sources.
- Third-party Extensions on Firefox- The issue with the XPCOM may arise if there are third-party extensions installed on the Firefox app.
- Corrupt System Files- The System files installed locally on your PC may have been corrupt or the PC may be infected with a virus.
1. metode: pamata problēmu novēršanas metodes
The first approach to solve the Couldn’t load XPCOM error is to try the basic troubleshooting methods listed in this section.
1. Restartējiet datoru
There might be some glitches on your PC that prevent you from using the Firefox browser; you can restart your PC to fix the error. Press the Windows taustiņu, noklikšķiniet uz jauda button at the bottom-left corner, and click on the Restarts iespēja restartēt datoru.
2. Pārbaudiet interneta savienojumu
An unstable Internet connection may hinder you from using the Firefox browser. You can check the speed of the connection using the Ātruma pārbaude and assess its quality.
- If the speed is low, try using any other Wi-Fi network for browsing on Firefox.
- Consider changing the data plan of the Internet Connection to a better plan.
3. Switch to Another Web Browser
If the XPCOM error with the Firefox Web Browser is still not resolved, you can try switching to another Web Browser like Google Chrome. Follow the steps below to switch to a different browser:
1. Uzsākt Settings nospiežot Windows + I taustiņi kopā.
2. Noklikšķiniet uz Apps iestatījumu.
3. Noklikšķiniet uz Noklusētās lietotnes kreisajā rūtī.
4. Scroll down and click on the current Web pārlūks.
5. Choose from the option as per your preference.
Arī lasīt: Kā novērst Firefox neielādētās lapas
4. Dzēst pagaidu failus
The numerous temporary files saved locally on your PC may have disrupted the browsing activity on Firefox. You can read the method to delete the temp files on your PC using the link given here.
5. Labojiet bojātus failus
The files on your PC may be corrupt and have some issues which may cause the Couldn’t load XPCOM error. Read the article to repair system files on Windows 10 for corrupt files using the link provided here.
6. Atjauniniet Windows
In most instances, using an outdated OS may cause issues on the PC; you need to update the Windows on your PC to the latest version to fix this error. Read the article on how to update Windows on your PC using the link given here.
7. Palaidiet Windows atjaunināšanas problēmu novēršanas rīku
The issues with the Firefox browser can be cleared by using the Windows Troubleshooter on your PC. Read the method to run the Windows Troubleshooter using the link here and fix the error.
8. Disable Antivirus Temporarily (If Applicable)
The third-party security services on your PC may disrupt you from using the Firefox app; you can disable the anti-virus program to fix this error. Implement the steps given in the link here to disable the Anti-virus software on your PC.
9. Veiciet sistēmas atjaunošanu
If the Firefox app performed better on the previous version of the Windows PC, you can try performing a System Restore on your PC to fix the error. The link which is given here will provide you with the method to perform a System Restore on your PC.
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Method 2: Run Firefox as Administrator
The Couldn’t load XPCOM error might appear if the Firefox is not granted the administrative permissions on your PC. You have to run the Firefox app as an Administrator on your Pc to fix the error.
1. Nospiediet Windows taustiņu, ierakstiet firefox un noklikšķiniet uz Palaist kā administratoram variants.
Method 3: Update Firefox Browser
Using an outdated version of the Firefox Web Browser can be a reason for this error. Follow the steps below to update the Firefox app on your PC.
1. Noklikšķiniet uz Windows taustiņu, ierakstiet Firefox un noklikšķiniet uz atvērts.
2. Noklikšķiniet uz Atveriet lietojumprogrammu izvēlni button (indicated by the three horizontal lines) at the top-right corner of the home page and click on the Settings option on the list displayed.
3. Iekš vispārējs cilni noklikšķiniet uz Pārbaudīt atjauninājumus pogu Firefox atjauninājumi sadaļā.
4. Jūs redzēsit Firefox is up to date message on the Firefox Updates section.
Piezīme: If there is an update for the Firefox browser, you will be prompted accordingly.
Method 4: Refresh Firefox Browser
To fix the Couldn’t load XPCOM error on the Firefox app, you can refresh Firefox entirely.
1. Uzsāciet Firefox lietotne no Windows meklēšana bārs.
2. Pēc tam noklikšķiniet uz Atveriet lietojumprogrammu izvēlni pogu un noklikšķiniet uz Palīdzēt option on the list displayed.
3. Noklikšķiniet uz Troubleshoot Mode… iekš Firefox palīdzība logs.
4. Tagad noklikšķiniet uz Restarts pogu uz Restartējiet Firefox problēmu novēršanas režīmā uznirstošais logs.
5. Noklikšķiniet uz Atsvaidziniet Firefox pogu uz Open Firefox in Troubleshoot Mode apstiprinājuma logs.
6. Pēc tam noklikšķiniet uz Atsvaidziniet Firefox pogu uz Refresh Firefox to its default settings logs.
7. Visbeidzot, noklikšķiniet uz apdare pogu uz Import Complete window to Refresh Firefox completely.
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Method 5: Disable Firefox Extensions
The extensions on the Firefox Web Browser can be a reason for the Couldn’t load XPCOM error. You can disable the extensions on the browser to fix the error.
1. Atveriet Mozilla Firefox lietotne no Windows meklēšana bārs.
2. Noklikšķiniet uz Atveriet lietojumprogrammu izvēlni pogu un noklikšķiniet uz Palīdzēt option on the list displayed.
3. Tagad noklikšķiniet uz Troubleshoot Mode… iekš Firefox palīdzība logs.
4. Noklikšķiniet uz atvērts pogu uz Restartējiet Firefox problēmu novēršanas režīmā uznirstošais logs.
5. Pēc tam noklikšķiniet uz Atveriet lietojumprogrammu izvēlni pogu un noklikšķiniet uz Papildinājumi un motīvi option on the list.
6. Noklikšķiniet uz Paplašinājumi tab on the left pane of the next window and toggle no the add-ons on the window.
7. Pēc tam noklikšķiniet uz trīs horizontāli punkti button on the add-on and click on the Izņemt button on the list.
8. Noklikšķiniet uz Izņemt button on the confirmation pop-up message window.
Method 6: Create New Firefox Profile
The current User Profile on the Firefox web browser may be corrupt; you can create a new User Profile to fix the Couldn’t load XPCOM error.
Step I: Import Saved Bookmarks
As a first step, you need to import the Bookmarks you have saved on the current User Profile to avoid any loss of data.
1. Atveriet Mozilla Firefox app.
2. Noklikšķiniet uz Atveriet lietojumprogrammu izvēlni pogu un noklikšķiniet uz Grāmatzīmes opciju parādītajā sarakstā.
3. Iekš Grāmatzīmes izvēlnē noklikšķiniet uz Pārvaldīt grāmatzīmes option at the bottom of the list.
4. Iekš bibliotēka ekrāns, noklikšķiniet uz Importa un Backup button at the menu bar and click on the Eksportēt grāmatzīmes uz HTML option in the drop-down menu displayed.
5. Iekš Eksportēt grāmatzīmju failu window, browse and select a location, and click on the IETAUPI pogu, lai saglabātu grāmatzīmju failu.
Step II: Create New User Profile
This section will introduce the method to create a new User Profile on the Firefox app to fix the Couldn’t load XPCOM error.
1. Uzsāciet Firefox pārlūkprogrammas lietotne.
2. Tips par: profiliem in the URL address bar at the top and press the ienākt taustiņš, lai atvērtu Par profiliem logs.
3. Noklikšķiniet uz Izveidojiet jaunu profilu pogu uz loga.
4. Pēc tam noklikšķiniet uz nākamais pogu uz Laipni lūdzam profila izveides vednī.
5. Type a name for the Profile in the Ievadiet jaunu profila nosaukumu laukā un noklikšķiniet uz apdare logā, lai izveidotu profilu.
Piezīme: Noklikšķiniet uz Choose Folder… button to change the location for storing the User Profile name instead of the default location.
Arī lasīt: Fix Firefox jau darbojas
7. metode: atkārtoti instalējiet Firefox
The Firefox app installed on your PC might be corrupt or not properly installed. You can reinstall Firefox on your PC to fix the Couldn’t load XPCOM error.
Step I: Uninstall Firefox
The first step is to uninstall the existing version of the Firefox web browser on your PC using the Control Panel.
1. Nospiediet Windows taustiņu, ierakstiet vadības panelis un noklikšķiniet uz atvērts.
2. Click on the option Kategorija iekš Skatīt pēc drop-down menu and click on the Programmatūras atinstalēšana iespēja Programs pozīcija.
3. Izvēlieties Mozilla Firefox (x64 en-US) in the list, click on the Atinstalēt pogu joslas augšpusē un noklikšķiniet uz Jā pogu UAC logā.
4. Pēc tam noklikšķiniet uz nākamais pogu Mozilla Firefox atinstalēšana vednis.
5. Pēc tam noklikšķiniet uz Atinstalēt button in the next window.
6. Noklikšķiniet uz apdare button on the last window to completely uninstall the Firefox app.
7. Nospiediet Windows+E atslēgas together to open the File Explorer and navigate to the This PC > Local Disk (C:) > Program Files > Mozilla Firefox mapi.
8. Ar peles labo pogu noklikšķiniet uz Mozilla Firefox mapi un noklikšķiniet uz izdzēst option on the list to delete the files.
Step II: Reinstall Firefox
The next step to fix the Couldn’t load XPCOM error is to reinstall the Firefox Web Browser on your PC.
1. Noklikšķiniet uz Windows taustiņu, ierakstiet google Chrome un noklikšķiniet uz atvērts.
Piezīme: You can use any web browser to download the Firefox browser on your PC.
2. Atveriet oficiālo vietni Mozilla Firefox pārlūks on Google Chrome and click on the Download Firefox pogu uz loga.
3. Double-click on the downloaded executable file Firefox Installer.exe to run the installation file.
4. Wait for the installation process to complete.
5. Uzsāciet Firefox Web Browser app on your PC.
Arī lasīt: Labojiet bez skaņas pārlūkprogrammā Firefox operētājsistēmā Windows 10
Method 8: Modify Tor Web Browser Settings
If you are using the Tor Web browser, in addition to Firefox, the issues on the Tor browser may cause the Couldn’t load XPCOM error. To fix this error, you can try checking for the issues on the Tor browser using Firefox to fix the error.
1. Atveriet Firefox app.
2. Noklikšķiniet uz Atveriet lietojumprogrammu izvēlni pogu un noklikšķiniet uz Settings option on the list displayed.
3. Iekš vispārējs cilni noklikšķiniet uz Iestatījumi… pogu Tīkla iestatījumi sadaļā.
4. Izvēlieties Manual proxy konfigurācija iespēja uz Savienojuma iestatījumi logs.
5. Tips SOCKS Host: 127.0.0.1 Port: 9050 iekš HTTP starpniekserveris lauks, tips 8080 iekš osta field, and click on the OK poga.
6. Pēc tam ierakstiet Par: konfigur on the search bar of the Firefox browser and click on the Pieņemiet risku un turpiniet poga.
7. Finally, type network.proxy.socks_remote_dns meklēšanas joslā un noklikšķiniet uz pārslēgt button to set the type of the entry to be patiess.
8. Tagad ierakstiet https://check.torptoject.org/ in the search bar on the Firefox browser and press the ienākt key to check the issues with the Tor Browser.
Ieteicams:
Rakstā ir aplūkotas labošanas metodes couldn’t load XPCOM Firefox error on Windows 10 PC. Try implementing the methods discussed in the article to fix the error and please leave your suggestions on the same in the comments section. If you have any queries on the Cannot load XPCOM error, post them in the comments.