Windows Recovery for Corrupt Registry Hive

Windows operating system makes use of a registry to store information and configuration settings.

Registry is quite helpful in improving system integrity. Registry is like any other database, which is also vulnerable to corruption. Corruption occurs due to unexpected system shutdown, malicious virus, human errors, application malfunction, corruption of file system etc. A serious problem of unbootability of Windows occurs after corruption of registry. Due to which, all the Windows based hard drive data becomes inaccessible. However, maintained backup proves beneficial. But in absence of backup, you are required to go for a third party Windows recovery product.

Here are few error messages that come on the computer screen at the time of booting of Windows 2003 after the corruption of Windows Registry. These error messages seem to be like this:

“Stop: 0xc0000218 {Registry File Failure} The registry cannot load the hive (file): \SystemRoot\System32\Config\CorruptHive or its log or alternate. It is corrupt, absent, or not writable.

Or

Windows could not start because the following file is missing or corrupt:\WINNT\SYSTEM32\CONFIG\SYSTEM.ced

Or

System hive error

After receiving above error messages, your system becomes unbootable and the hard drive data becomes inaccessible.

Cause:

The root cause responsible for the occurrence of above error message is the corruption of Windows registry.

Solution:

For solving above error messages and to make the data of hard drive accessible, you are required to follow the below steps:

  • Make an attempt to restore the system to previous state before the occurrence of Windows registry corruption.
  • Check all the firmware drivers, hardware, BIOS, and the disk.
  • Before shutdown of computer, quit all running processes.
  • If still problem remains as it is, make a comparison between registry hives with the help of a comparison tools like, Windiff.exe.

If none of the above steps help you to sort out the problem, try to format your system and make an attempt to restore data from an up-to-date backup. If backup is not available, then go for a third party Windows recovery tools. Such third party tools recover Windows and restore all the lost hard drive data. Such tools do not demand for strong technical skills.

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How to recover Windows data files lost due to an incomplete System Upgrade

An upgraded version of software offers new features with enhanced functionality. It also contains fixes to the bugs present in all the older versions. The new upgraded product offers better speed, compatibility, and increased security to the users. Many people upgrade their Windows XP operating system to Windows 7 for getting the facilities of better media sharing and storage. Windows 7 upgrade also extends a comprehensible user interface with a much improved home network security. Sometimes, due to various reasons, the upgrade process may fail in between and result in severe data loss. Because of an incomplete upgrade, the system may refuse to boot up the very next time you start your PC. To overcome the problem and recover back your lost invaluable data, you need to go for Windows recovery through a reliable third-party utility.

For instance, you are using a Windows XP-based computer. When you try to upgrade your system to Windows 7, you may receive the following error message:

Upgrade has been disabled.
To upgrade Windows, your hard disk partition must be formatted as NTFS. To reformat the partition, cancel the installation, open the Command Prompt window, and then type: convert c: /fs:ntfs

Cause:

You are trying to upgrade Windows XP that is installed on a FAT 32 partition. But to perform a Windows 7 installation, you require NTFS partition.

This would terminate the Windows 7 upgrade process. As a consequence, the system may become unbootable making you lose all the precious information stored therein. In these circumstances, you may use a backup to recover Windows files. If the backup is missing, you should follow the below mentioned resolution steps.

Resolution:

These steps may help you fix the problem-

  • Go to Start and select Run.
  • Type ‘cmd’ in the box and click ‘OK’.
  • The command prompt window will appear.
  • Run the following command at the command prompt and press Enter:

convert :/FS:NTFS

  • Restart the computer.

If the problem still persists, take help of efficient Windows data recovery software. These software encapsulate various advanced features to recover the lost files, photos, documents, emails, databases etc. safely from your inaccessible system. They have a highly interactive user-interface that makes the recovery process simple for even the non-technical users.

Stellar Phoenix Windows Data Recovery is a professional utility that recovers data from deleted, formatted FAT, NTFS, and exFAT file systems. It is compatible with Windows 7, Vista, Server 2003, XP, 2000, and NTFS(SP6). It can perform Windows recovery of more than 185 file types.

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Windows data recovery software to deal with any instance of data loss

While working on the Windows system, error messages are not at all new. Sometimes, these error messages cease the booting process and all your data in the hard drive becomes completely inaccessible. Though, if you have taken regular backups of your data, the problem may never seem serious to you. However, in case you do not have any valid backup available or unable to restore data from the backup following any unresolved problem, the situation has ample reasons to worry. In such cases of data loss or inaccessibility, any third-party Windows data recovery utility can be of immense help to recover the seemingly lost data back.

Among many such error messages, following are some of the commonly encountered ones:

Winnt_root\System32\Hal.dll missing or corrupt:
Please re-install a copy of the above file.”

Or

“Windows could not start because of a computer disk hardware configuration problem.
Could not read from the selected boot disk. Check boot path and disk hardware.
Please check the Windows documentation about hardware disk configuration and your hardware reference manuals for additional information.”

Causes:

There can be a number of possible reasons behind the above erroneous situations. Below listed are the most probable ones:

  • The file with the name ‘Ntoskrnl.exe’ is either missing or damaged.
  • Invalid value in the [Boot Loader] section of the Boot.ini file.
  • Incorrect partition path setting in ‘Boot.ini’ file.
  • The ‘Boot.ini file’ file is referring to a wrong location, where Windows Os has not actually installed.

Resolution:

In order to resolve the issue, you have to go to the recovery console and run the command ‘CHKDSK/r’.

If you failed to solve the problem with the above command, the only possible way to fix the errors is to format and make fresh installation of Windows. Formatting of the drive will erase the data in it and if you do not have any recent valid backup to restore the data, you need to opt for Windows recovery software.

These read-only utilities are designed to recover Windows files from any instance of data loss without modifying or damaging the data in the media. This powerful recovery software are capable of recovering all your lost, deleted or formatted Windows data irrespective of the software/hardware limitations.

Stellar Phoenix Windows recovery software is trust-worthy software, which has been designed with enough research to recover your Windows data from almost any instance of data loss. The software is compatible with all current Windows versions and is absolutely risk-free in its recovery operations.

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How to recover Windows after receiving Kernel Power Event 41 message in the Windows 7 event log

We often face unexpected system shut-downs and restarts while working with Windows operating system. The possible reasons could be a power loss, an unresponsive system, file system corruption etc. In all such cases, the operating system logs a Kernel Power Event 41 message in the Windows event log. It may also happen that a STOP error or Blue Screen of Death (BSOD) appears and the system shuts down without logging the STOP error information in the event log. These circumstances may make your system unbootable, thereby preventing you from accessing the vital data stored in your system. To overcome such situations, you need to go for Windows recovery through a reliable third party utility.

Sometimes when you restart your Windows 7-based computer, the following error may appear in your Windows event log:

The system has rebooted without cleanly shutting down first. This error could be caused if the system stopped responding, crashed, or lost power unexpectedly.”

Causes:

The following reasons may result in such error message:

  • Interrupted power supply to the system
  • A driver problem
  • Overclocking of system components
  • A hardware problem especially with RAM

You might not be able to track the exact source of the problem. Continuous rebooting and improper shut down may lead to a system crash. This may put you in a critical data loss situation. In such cases, you can recover Windows by using a backup. If the backup is not there, you should follow the below resolution steps.

Resolution:

You may follow these steps to solve the problem-

  • Shut down your system, wait for some time, and then restart again.
  • Use the CHKDSK utility to check for any hard disk errors.
  • Use an anti-virus program to check your system for any viruses.
  • Try installing all the latest service-packs available for Windows OS currently installed on your system.
  • Disconnect any new hardware that you have recently installed in your system.

These steps may not be effective in all the situations. Here, you should take help of Windows data recovery software that would safely recover all your lost data from inaccessible Windows hard drives or volumes. They include several add-on utilities, such as cloning, imaging etc. which can later serve as a drive or volume backup. They help you to perform Windows partition recovery from corrupt, formatted, or deleted FAT, NTFS, and exFAT file system partitions,

Stellar Phoenix Windows Data Recovery is an advanced utility that recovers lost, inaccessible, or deleted files from your Windows operating system in all situations of data loss. Furthermore, it is compatible with Windows 7, Vista, Server 2003, XP, and 2000.

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Configuring a basic disk containing system partition to a dynamic disk may result in serious data loss

Dynamic disks are different from basic disks as they are configured or initialized specifically for dynamic storage of data. A dynamic disk uses Logical Disk Manager (or LDM) database which is 1MB in size to store information about all the dynamic volumes present on it. A dynamic disk supports different types of dynamic volumes, such as simple volume, spanned volume, mirrored volume, striped volume, and RAID 5 volume. But you may face serious cases of data loss on your system if you try to convert a basic disk containing a system partition to a dynamic disk and vice versa. In such situations, to recover back your lost inaccessible data, you should perform Windows data recovery through a third party utility.

For instance, you may come across the following error message after starting your Windows 2000 based computer:

STOP: 0x0000007b (0xf881b84c,0xc0000034,0×00000000,0×00000000)
INACCESSIBLE_BOOT_DEVICE

0xc00000034 STATUS_OBJECT_NAME_NOT_FOUND

Cause:

This error may be caused as a result of a mismatch between the primary disk group identity of the hard disk and the one that is stored in the registry. This can happen due to the following reasons-

  • You try to convert your basic disk that contains the system partition to a dynamic disk.
  • You try to install the hard disk in a different Windows 2000 based computer after removing it from your system.
  • You try importing your system hard disk to a dynamic disk group on a different Windows 2000 based computer.

This may make your system unbootable and render all the valuable data stored in your system inaccessible. Here, you need to have an updated backup in order to recover Windows. If the backup is missing, you should follow the below mentioned resolution steps.

Resolution:

In your system, try deleting the primary disk group registry key by using registry editor.

But modifying the registry incorrectly may lead to permanent data loss on your system. To prevent any such situation, you need to go for Windows recovery by taking help of a reliable recovery software. These software can recover Windows files from any scenario of data loss and are compatible with all the latest Windows operating systems, such as Windows 7, Vista, Server 2003, XP, and 2000.

Stellar Phoenix Windows Data Recovery is an advanced recovery software that recovers lost, deleted, or formatted data from FAT, NTFS, and exFAT file system based partitions. It also enables to save a particular scan information which can be later used to resume the recovery process.

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The “Stop 0x0000007B” error in Windows XP and its Troubleshooting

Your Windows operating system is not immune from errors. Infact, it would be unwise to expect that there would never be any problems in working with it. One such problem is the “Stop 0x0000007B” error in Windows XP. It can be resolved by following some simple steps. If you are concerned about losing your data, then besides resolving the problem posed to the operating system by this error, you also have the option of using Windows data recovery utilities to recover Windows files.

At times, you can get this error when trying to boot your computer. There is a blue screen with the following on it –

STOP 0x0000007B (parameter1, parameter2, parameter3, parameter4)
INACCESSIBLE_BOOT_DEVICE”

Cause

You are unable to start your PC and are left with a blue screen with this message to ponder about. There can be several reasons for it and each one has a commendable resolution method.

The causes of this error can be problems in the driver of the boot device, problems in the file system in recognizing the data of the boot device. So much is only the classification or explanation of the problem but it can occur due to –

  • Unsupported disk or small computer system interface(SSCI) for Windows installation.
  • Installation of new SSCI disk controller or adapter.
  • Repartitioning of disk with system partition

Resolution

The following steps should be taken to fix the problem of this error message:-

  • There might be a boot sector virus in your PC causing all this. Scan the PC with a good anti-virus.
  • If there has been an installation of a new hardware recently, check for its compatibility with your PC and whether it is in conflict with other controllers.
  • Try booting with the “last known good configuration” option. This will solve the problem if a recently installed device driver is incompatible with the PC’s boot controller.
  • Boot the computer with the operating system installer CD and choose the Repair option. It can repair the boot sector files, the startup environment and the file system’s incompatibilities.

If you find that none of these recovery steps that you take help you to Recover Windows from its startup bottlenecks, the best way out is to extract the important data from the system and format it.

Stellar Windows Data Recovery Software is quite popular as an effective tool for retrieving your data from any sort of error. It works on Windows 2000, XP, 7, Vista and 2003 Server version of the operating system. You would be able scan the your hard disk completely and choose the files you want to recover.

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Windows data recovery solution in case of device driver problem

A device driver is a piece of program which facilitates the interaction of the higher level computer applications with the hardware devices of the computer. The mechanism is not that simple as it seems and there are a number of via-media in the course of interaction. The driver communicates through the communication sub-systems or the computer bus and when any application calls a routine in the driver, the driver sends the corresponding command to the hardware device to function accordingly. These device drivers are learnt by the system during the booting process, failing to which, the operating system looses control over the system and all the data in the hard drive becomes inaccessible Under such a situation you badly need any Windows data recovery utility to recover back your valuable data.

Sometimes, the device drivers get corrupted or deleted either by accident or by means of any other reason, such as virus attack, operating system malfunction, application contradiction etc. For all such instances, Windows has an in-built utility, in the name of Driver Verifier(Verifier.exe). If this utility has been enabled, it works within the kernel mode and watches the illegal function calls to catch various device driver bugs, which can be responsible for system corruption and data inaccessibility.

Sometimes, with severe corruption to the system, if the Driver Verifier has been enabled with special pool option, it flashes error messages on the screen following which you may not be able to perform any other task and all the data in the drive will remain completely inaccessible. The error messages that you may receive can be any of the following:

“STOP: 0xC0000221 unknown hardware error
C:\Winnt\System32\Ntdll.dll”


OR
“STOP: C0000221 unknown hardware error
Path\File_name”

OR

“STOP: 0xC0000221 STATUS_IMAGE_CHECKSUM_MISMATCH
Path\File_name”

NOTE: Here, the ‘file name’ stands for the name of a particular file.

Causes:

The operating system learns the whole set of device drivers along with the integrity during the system start-up. Hence, if the OS does not find the appropriate driver at the defined location, then the above problem may surface.

Resolution:

You need to install or upgrade the drivers to solve the above issues. However, if after removing the drivers, more complex situation arise and the system becomes completely unbootable even in safe mode, then, you need to take the help of any Windows data recovery software to recover Windows files.

Stellar Phoenix Windows Data Recovery is one of the best known data recovery utilities for Windows operating system based computers to recover Windows safely. The software is powerful enough to recover your lost, deleted, formatted or inaccessible data under any instance of data loss and with Windows look-alike user interface, pretty easy to perform the recovery process.

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Stellar Phoenix Windows Data Recovery v4.2 : For both Home and Professional users

Stellar Data Recovery- Gurgaon (India)- the industry leader in data recovery software development has launched the upgraded version of its award winning data recovery software Stellar Phoenix Windows Data Recovery v4.2. Stellar has introduced a simple easy to use version for Home users – called as Home Edition and Advanced feature version of the software for professional/advanced users. Using Stellar Phoenix Windows Data Recovery v4.2 can easily recover their lost, deleted, and formatted data from their Windows OS based systems.

The updated Stellar Phoenix Windows Data Recovery v4.2 is that along with FAT and NTFS file systems, the software is now supporting data recovery from exFAT file system. The software comes in two separate editions for Home and Professional users. The interface of the software is so simple, systematic, and interactive that recovering data with the software is just few clicks away. The updates are now available for download from the company’s official website.

“For long, a need of separate Windows recovery software for home and professional users is realized in the market and the myriad advanced features in the earlier version of Stellar Phoenix Windows Data Recovery opened up the scope to develop two separate, customized editions of the software both for the home as well as professional users. This also unleashed the value of the software and makes it very affordable to home users especially as the home edition is priced at $49”, said Sunil Chandna, CEO of Stellar Information Systems Limited. “Recovering data from your Windows – based system is now much simple, easy, and affordable for all”

Stellar Phoenix Windows Data Recovery Software Features:

* Recovers lost, deleted, formatted Windows partitions, such as FAT, NTFS, and exFAT.
* Option to search a particular file or folder in the drive.
* Raw & Signature based file recovery.
* Formatted Files/Folders recovery from the hard drive.
* Allows deleted file recovery, such as Word, Excel, PowerPoint, Access files, Zip, and BKF files.
* Allows deleted email recovery from email clients, such as Microsoft Outlook and Outlook Express.
* Recovers various multimedia files, such as photos, pictures, audio, and video files.
* The recoverable files can be previewed after scanning.
* Advanced features like Hard Drive Cloning, Imaging, Monitoring Status of the Hardrive – SMART.

Pricing and Availability
Stellar Phoenix Windows Data Recovery v4.2 is available in two separate editions for Home and Professional users. Very cost-effectively priced, the software is available at $49 for the home users and $99 for the Professional users,

About Stellar Information:.

Stellar Information Systems Limited is the leading creator and provider of industry’s finest data recovery software and services since 1993 and offers largest suite of data recovery, email, database, and file repair software products worldwide. With more than 1,100,000 satisfied customers worldwide, the company holds direct presence in USA, Europe, and Asia.

Contact Information :

For more information about the product features and purchase options:

Call : +1-866-554-2512 (TOLL FREE)
Mailto: orders[at]stellarinfo.com.
Web Address- http://www.stellarwindowsdatarecovery.com

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How to recover Windows data from Windows XP when the MBR gets corrupt

An MBR (Master Boot Record) is the 512-byte area at the start of the primary system partition that is accessed first when the system is started. The MBR stores the bootloader that contains the machine instructions that are needed to start the computer in the required active partition. However, at times due to miscellaneous reasons such as virus infections, power outages, abrupt or unplanned system shutdowns, the MBR gets corrupt. Because of this, you are unable to start the Windows system or access your data. In such cases, you should recover Windows data by employing various methods to rectify the issue. If these methods do not work, then a good Windows data recovery tool should be used to resolve the problem

Let us consider a situation in which you are facing some problems while starting your Windows XP system. In this case, you may face an error message that could be either of the following messages:

  • Operating system not found.
  • Missing Operating System

Cause:

Such problem can be caused due to different types of reasons. Some of them are listed here:

  • The hard disk is damaged.
  • The BIOS (Basic Input/Output System) does not detect the hard disk.
  • An incompatible partition is marked as Active.
  • An inactive partition is containing the MBR.
  • The Sector 0 of the physical hard drive has an incorrect MBR.

Resolution:

To resolve this problem during system startup, you can perform the following methods

  • Contact your hardware manufacturer: If the hard disk is damaged, then you should contact the hardware manufacturer to replace the hard disk. However, if you are an advanced user then you can try out the subsequent methods to solve the problem.
  • Verify the BIOS settings: You should check the BIOS settings to ensure that the BIOS section enlists and recognizes the hard disk.
  • Use Recovery Console: You should start the system using a Windows XP Setup CD to enter Recovery Console. In the Recovery Console, you should use the ‘fixmbr’ command to repair the MBR code. Restart the system to check if the problem is resolved or not.

If you still receive the similar error messages even after performing the aforementioned methods, then you should use a third-party Windows recovery software to recover all the inaccessible data. Using non-destructive scanning mechanisms in a highly interactive user interface are the perfect mix for recovering all kinds of Windows data.

Of various data recovery software available in the market these days, Stellar Phoenix Windows Data Recovery is the most reliable. Recovering lost, deleted, or formatted data from FAT, NTFS, and exFAT file systems, this Windows data recovery software supports various memory devices such as hard drives, iPods, memory cards, etc. Compatible with Windows 7, Vista, Server 2003, XP, and 2000, this Windows recovery software recovers deleted emails from MS Outlook and Outlook Express.

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