The Bullguard Error 0x5 usually occurs when a system fails to add a member to a DAG. It occurs if the exchange fails to add the server and as a result, the access is denied message appears on the screen. When this error occurs, the firewall on your system also stops working. Proceed with the steps that are given below to fix the error occurring on a Windows computer.
BullGuard Couldn't Connect To The Update Server
- If you have installed any application recently, uninstall the program from the computer.
- Run a full system scan to detect viruses or malware present on your computer, as the error might also occur due to viruses.
- If virus files are detected by the scan, then delete or quarantine the viruses by following the instruction in the scan result.
- Open Settings from the Start menu and click Update & Security.
- Click Check for Updates and check whether there are any updates available for your computer.
- If found, update your Windows operating system to the latest version.
- Clear the junk files from your computer by running Disk Cleanup.
- Click the Search icon near the Start menu and type Disk Cleanup. Then, open it from the search result.
- Select the directory you wish to clean and click OK.
- Complete the cleaning process and restart your computer.
- If the issue persists, update all the system drivers to the latest version.
- Open the Command Prompt window on your computer.
- Type sfc /scannow in Command Prompt to run the Windows system checker.
- Reboot your computer after completing the scan process.
- Try updating the BullGuard Antivirus software and check if the issue is resolved.
- If the error appears again, uninstall the software.
- Now, reinstall the software by downloading the installer file from the official BullGuard website to fix the Bullguard Error 0x5.