When computer users try to install Windows 7 on a formatted computer, they may receive this error message after attempting to install one of the drivers during the setup process:

“Windows is unable to install to the selected location. Error: 0×80300001″

Error 0×80300001 usually occurs when users are trying to do a clean installation of Windows 7 but the installation process cannot find the media drive. This error typically appears when the installation requires users to exchange disks in order to install required drivers on the system and the operating system disks are not placed back in the drive before proceeding with the install.

To stop this error, users have to put the operating system disk back in the drive, and go on with the installation. If you have finished installing the driver CD or DVD, you may have to put the Windows 7 install media DVD into the CDrom to continue installing.

If you have put the Media DVD in the DVDrom and still get this error, it may be a registry error. Registry controls how the system works including the DVD writing and copying. Error 0×80300001 may be caused by corrupted registry which is related to DVD and CD reading. In such case you may learn how to fix 0×80300001 with a registry repairing tool.

Windows Defender sometimes fails to work because below errors:

Error Code 0x800106ba Application failed to initialize
Error Code 0x800106ba The systems license has expired. Your logon request is denied.

The error 0x800106ba is caused by a failure in system to update Windows Defender. Result of the error is that Windows Defender fails to start and function.

To resolve the issue, you need to first uninstall and then reinstall Windows Defender on your system. The steps to do this are displayed below:

Step 1: uninstall and reinstall Windows defender.

You can either uninstall it from control panel or using windows cleanup utility to do this process.

If you decide to uninstall from control panel, follow below instructions to remove Windows Defender:

• Open Start menu, select Run, type appwiz.cpl and then press Enter.
• Next, from the Currently installed programs list, select Windows Defender.
• Click Remove.
• Follow the onscreen instructions to remove Windows Defender from your system.
• Restart the PC.

After that, you will need to reinstall it back to system to protect your computer. To reinstall it, just search Windows Defender in the search engine and download it from Microsoft. Double click the setup file to finish the process.

Step 2: Re-register some relative dlls.

There are several important dlls in system32 folder that are related to Window Defender. These dlls controls how the defender works and how the system updates it. Sometimes, virus or malware may block or remove these dlls from system or registry, causing failure in starting th Windows Defender. These dlls are:

• wuapi.dll
• wuaueng.dll
• wucltui.dll
• wups.dll
• wuweb.dll
• atl.dll
• softpub.dll
• wintrust.dll
• initpki.dll
• mssip32.dll

To register these dlls, just open Start menu, select Run.Type the regsvr32 file_name command and then press OK.

Step 3: clear errors in system registry
Registry problems are one of the major sources for Windows Defender error 0x800106ba. This is why computer experts always recommended that users regularly scan and clean their registry with the help of a professional registry cleaner. It will fix error 0x800106ba at once.

When computer users are using wifi network to connect online, they may get this error:

Connection status: unknown. The dependency service or group failed to start.

This error indicates that wireless network is not connected because the services and groups that wifi network requires cannot be started, thus the wifi component cannot perform its work. The internet connection depends on some components in computer to function, if these components do not work, the internet connection will fail.

What can cause the wifi network to fail?
The reason is unknow. Usually, programme conflict, system corruption and registry errors can all result in wifi failure. If the reason is unclear yet, we will need follow below instructions to troubleshoot it:

First, run a system file checker.

System files are those vital files needed for a proper running system, if some system files are missing, programmes, even the system, will not function properly. To do a system file checker,
1. Click Start Collapse this imageExpand this image , and then type cmd in the Start Search box.
2. Right-click cmd in the Programs list, and then click Run as administrator.
3. At the command prompt, the following line, and then press ENTER: sfc /scannow

Second, try a clean boot mode to rule out programme conflict.

1. Click Start, type “MSCONFIG” without the quotations in the Search Bar and Press “Enter” to start the System Configuration Utility.
2. Click the “Services” tab, check the “Hide All Microsoft Services” box and click “Disable All” (if it is not gray).
3. Click the “Startup” tab, click “Disable All” and click “OK”.
4. Restart the computer and test the issue.

 
Note: Clean Boot is a troubleshooting step. If some programs have been disabled, we can re-enable them later. If you see the System Configuration Utility, check the box of “Don’t show this message” and then click “OK”.

Third, run a registry cleaner to fix registry issues.
Virus and malware can corrupt the registry and cause numerous problems in your computer, including the dependency service not started error. Registry cleaner can detect and clean these registry issues for you. Any delay will lead to unimaginable more serious issues. Remember, 90% of the computer problems are caused by registry issues. So it is always recommended that you install a registry fixer to consistantly protect your system.

Combofix.exe is a cleaning tool that scans a system for known viruses, malwares, and Trojans and cleans them from the computer instantly and automatically. It not only reveals the report with the list of files removed, but also shows potentially harmful files to be removed by antivirus software.  This program was developed by a group called ‘sUBs’ and was released as freeware to remove spyware infections.

Combofix.exe can be run under many system configurations, including:

• Windows XP
• Windows 2000
• Windows Vista
• Windows 7

So, is it easy to use and suitable for a beginner?

You should not run ComboFix by yourself unless you are under the help of a professional. Also, due to the power of this tool it is strongly advised that you do not attempt to act upon any of the information displayed by ComboFix without supervision from someone who has been properly trained. If you do so, it may lead to damage and problems on the normal functionality of your computer and system.

What is the best way to keep a computer system healthy?

For computer beginners, we will suggest that you use some system optimizing tool that has the power of fixing system and errors caused by virus and malware. Such tools usually have friendly user interface and is relatively  safe to be used. They will not do hard to computer system because they only fix the error; they will not delete any important files from your system. Download the best system optimizer here to fix your computer.

When you try to install updates for the .NET Framework by using Windows Update or Microsoft Update, you may receive an error that has one of the following error codes:

error code 0x8007066A
error code 66A

Windows Update Error 66a is a problem that’s caused by your system not being able to access the files and options which will allow your system to update. In most cases, the 66a update error occurs when you try to update .NET framework. This is either because the .Net framework file is corrupted, or the windows system has some errors that prevent the update from installed.

If the error is caused by corrupted .Net Framework, then it is very easy to be repaired.

Follow these steps if you are running Windows Vista or Windows 7: 

1. Close all programs.
2. Click Start, type Uninstall in the Search box, and then click Uninstall a program.
3. Double-click Microsoft .NET Framework 4 Client Profile.
4. Select Repair .NET Framework 4 Client Profile to its original state, and then click Next.
5. When the repair is complete, click Finish.
6. Click Restart Now to restart your computer.
7. To install the latest Windows updates, click Start, click All Programs, and then click Windows Update.

Follow these steps if you are running Windows XP: 

1. Close all programs.
2. Click Start, click Control Panel, and then click Add Remove Programs.
3. Click Microsoft .NET Framework 4 Client Profile in the list of installed applications, and then clickChange\Remove.
4. Select Repair .NET Framework 4 Client Profile to its original state, and then click Next.
5. When the repair is complete, click Finish.
6. Click Restart Now to restart your computer.
7. After you log on to Windows, click Start, click All Programs, click Windows Updates, and then click Check for updates.
8. When the scan is complete, click Install Windows Updates, and then follow the instructions.

If the error is due to windows system errors, the case is more complicated. Because you will not know what part of the system is having the error and how to fix it. In such situation, it is better to consult computer professionals or get an advanced system fixer to help you. You can fix Windows update error 66A by refering to the tutorial and tools on the link in this page.

Dr. Watson for Windows is a program error debugger that collects information about your computer when an error occurs with a program. Microsoft and other Technicians can use the information that Dr. Watson obtains to diagnose and troubleshoot a program error. When an error is detected, Dr. Watson creates a text file (Drwtsn32.log) that can be delivered to support personnel by the method they prefer. You can also create a crash dump file, which is a binary file that a programmer can load into a debugger.

Generally, errors captured by Dr.Watson are deeply rooted to the CPU of your computer. Usually such errors are caused by your processor trying to access illegal directives, access invalid instructions and attempting to access data which your processor doesn’t have any access privilege.

Although your computer may seems fine to use, actually the error that Dr. Watson reports is still there and may cause more serious problems. There are many ways to solve the problem depending on the cause of the errors; and one of the most simple and effective methods is to reboot your computer. This method only works if the error is related to interaction of software with another programme causing programme crash or system crash. In such case, all you have to do is reboot your system and the issue may be solved; otherwise, you can contact the manufacturer of the software and report the problem in order to receive necessary instructions.

Many professionals will recommend users download and install a registry cleaner. It will help protect computer from errors and crash. Especially when the error is caused by other reasons, the registry fixer will detect and diagnose it and offer solution for you. It is very convenient and easy for computer beginners to use and solve the error. Get the best registery fixer, and solve the error immediately.

Are you receiving an error “Folder is not accessible–Access is denied” on your Windows XP Professional PC? This type of problem occurs when you installed or upgraded your PC to Windows XP OR the folder was created on NTFS.

Error will continue to occur even submitting the correct login credentials. To troubleshoot this issue below are few steps to be taken:

• a) Click on My Computer
• b) From Tools menu, select Folder Option
• c) Locate View tab and clear Use simple file sharing (Recommended) check box in advanced settings and click OK
• d) Go to the properties of the folder which is throwing error
• e) Go to Security tab, click Advanced button and then display the Owner tab
• f) From the name list select your user name and then select Replace owner on subcontainers and objects check box
• g) OK
• By doing so you may still receive an error : “You do not have permission to read the contents of directory Folder Name. Do you want to replace the directory permissions with permissions granting you Full Control? All permissions will be replaced if you press Yes.”
• h) Click Yes and then OK

Now everything would be working because you have reapplied the permissions and security setting on the folder which was reporting errors.

Access denied error message may be displayed on Windows 2003 or 2000 sever while accessing folders that are located on NTFS system volume. Error message “Access is Denied” continues to occur even if you have the required NTFS permissions to access the file. This error occurs when you are trying to access a file that has been encrypted by another user. In this situation same user who encrypted the file will have to decrypt it. Using recovery agent is also helpful.

Experts recommend downloading a Registry Repair tool on fresh install. Registry repair tool would prevent your computer not only from internet registry errors but advanced Registry Cleaners also offer PC optimization feature that enables you to improve your system performance.