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How to fix "no bootable device – insert boot disk and press any key"
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<blockquote data-quote="Jack" data-source="post: 61946" data-attributes="member: 1"><p style="text-align: center"><img src="http://malwaretips.com/blogs/wp-content/uploads/2012/07/NewImage.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p><p></p><p>If your computer won't boot,and you are seeing a <em>no bootable device – insert boot disk and press any key</em> notification, then you can follow the below guide to fix your computer.</p><p></p><p><span style="font-size: 22px"><strong>How to fix a computer that won’t boot</strong></span></p><p>Here are some common errors Windows 7 and Vista errors which this guide can fix:</p><p></p><ul> <li data-xf-list-type="ul">no bootable device – insert boot disk and press any key</li> <li data-xf-list-type="ul">NTLDR is missing or corrupted</li> <li data-xf-list-type="ul">Ntoskrnl.exe is missing</li> <li data-xf-list-type="ul">Ntdetect.com is missing</li> <li data-xf-list-type="ul">BOOTMGR is missing or corrupted</li> <li data-xf-list-type="ul">NTFS.SYS is missing</li> <li data-xf-list-type="ul">Hal.dll is missing</li> </ul><p>------------------------------------------------------</p><p><strong>Windows 7 only:</strong></p><p>If you don't have a install DVD for Windows 7, you can download a legal copy from the below links:</p><p><span style="font-size: 15px">Official Windows 7 SP1 ISO from Digital River with 30 days free trial</span></p><p></p><p><a href="http://msft.digitalrivercontent.net/win/X17-24208.iso" target="_blank">http://msft.digitalrivercontent.net/win/X17-24208.iso</a> > Windows 7 Home Premium SP1 x86 English</p><p><a href="http://msft.digitalrivercontent.net/win/X17-24209.iso" target="_blank">http://msft.digitalrivercontent.net/win/X17-24209.iso</a> > Windows 7 Home Premium SP1 x64 English</p><p></p><p><a href="http://msft.digitalrivercontent.net/win/X17-24280.iso" target="_blank">http://msft.digitalrivercontent.net/win/X17-24280.iso</a> > Windows 7 Professional SP1 x86 English</p><p><a href="http://msft.digitalrivercontent.net/win/X17-24281.iso" target="_blank">http://msft.digitalrivercontent.net/win/X17-24281.iso</a> > Windows 7 Professional SP1 x64 English</p><p></p><p><a href="http://msft.digitalrivercontent.net/win/X17-24394.iso" target="_blank">http://msft.digitalrivercontent.net/win/X17-24394.iso</a> > Windows 7 Ultimate SP1 x86 English</p><p><a href="http://msft.digitalrivercontent.net/win/X17-24395.iso" target="_blank">http://msft.digitalrivercontent.net/win/X17-24395.iso</a> > Windows 7 Ultimate SP1 x64 English</p><p><strong>Make sure you get the same version you have installed: 32 or 64 bit; Home Premium, Pro or Ultimate.</strong></p><p>------------------------------------------------------</p><p><span style="font-size: 18px"><strong>How to fix a computer that won’t boot – Instructions</strong></span></p><p><strong>STEP 1</strong> : Turn your computer on, booting from either your Windows 7 Installation DVD or Windows 7 System Recovery Disc. Remember, you may need to change the boot order inside your BIOS to have the your DVD drive boot first.</p><p></p><p><strong>STEP 2:</strong> After the installation or recovery disc loads, if prompted, select your language settings and then continue. If you are using the installation DVD, when prompted by the following screen select <em>Repair your computer</em>.</p><p><a href="http://malwaretips.com/blogs/wp-content/uploads/2012/07/windows-7-repair-your-computer.jpg" target="_blank"><img src="http://malwaretips.com/blogs/wp-content/uploads/2012/07/windows-7-repair-your-computer.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></a></p><p></p><p><strong>STEP 3:</strong> The computer will take a moment now to scan itself for any Windows installations, after which you will likely be given a choice to select which installation you wish to repair. Select the appropriate Windows installation from the list and then continue. If by chance a problem is detected in one of your Windows installations at this initial stage, the system may also ask you if it can try to repair the problem automatically. It is up to you if you wish to let the system try to repair itself, but otherwise just select <em>No</em>.</p><p><strong>STEP 4:</strong> Once you have reached the <em>System Recovery Options </em>screen, as shown below, you will be faced with a list of choices that can aid you in repairing a damaged Windows 7 operating system. If you wish to try the <em>Startup Repair</em> option first, it is often successful in automatically fixing many different start up issues, but in this article we will be using the <em>Command Prompt</em> option to resolve our problems manually. So, click <em>Command Prompt</em> to continue.</p><p><a href="http://malwaretips.com/blogs/wp-content/uploads/2012/07/systemrecoverycmd.jpg" target="_blank"><img src="http://malwaretips.com/blogs/wp-content/uploads/2012/07/systemrecoverycmd.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></a></p><p></p><p><strong> STEP5</strong>: Now sitting at the command prompt, enter the following command and then press enter:</p><p></p><p><em>bootrec.exe /FixMbr</em></p><p></p><p>If successful, you should be greeted with the message <em>The operation completed successfully. </em>That’s it! Your Master Boot Record has been repaired.</p><p></p><p>While the above command does fix the MBR, and sometimes that is enough, there still might be an error with the system partition’s boot sector and Boot Configuration Data (BCD). This might occur if you have tried to install another operating system alongside Windows 7, such as Windows XP. To write a new boot sector, try the following command:</p><p></p><p><em>bootrec.exe /FixBoot</em></p><p></p><p>If you are still faced with your Windows 7 installation not being detected during start up, or if you wish to include more than one operating system choice to your system’s boot list, you can try the following command to rebuild your BCD:</p><p></p><p><em> bootrec.exe /RebuildBcd</em></p><p></p><p>The above command will scan all your disks for other operating systems compatible with Windows 7 and allow you to add them to your system’s boot list. If this fails, you may need to backup the old BCD folder* and create a new one in its place with the following commands:</p><p></p><p><em> bcdedit /export C:\BCD_Backup</em></p><p><em><em> c:</em></em></p><p><em><em><em> cd boot</em></em></em></p><p><em><em><em><em> attrib bcd -s -h -r</em></em></em></em></p><p><em><em><em><em> ren c:\boot\bcd bcd.old</em></em></em></em></p><p><em><em><em><em> bootrec /RebuildBcd</em></em></em></em></p><p><em><em><em><em>*Some users also find simply deleting the boot folder and retrying the above steps effective at resolving boot issues, but it is not recommended.</em></em></em></em></p><p><em><em><em></em></em></em></p><p><em><em><em><span style="font-size: 18px"><strong>How to change active partitions</strong></span></em></em></em></p><p><em><em><em>Upon purposely changing the active partition on my system drive, I was faced with a <em>BOOTMGR is missing </em>error during my system’s start up that prevent Windows from starting. It is a common mistake to make when playing with partitions on a system drive and it can be a headache to solve if not prepared. To change your active partition back using the Windows 7 recovery disc or Installation DVD, follow the steps below.</em></em></em></p><p><em><em></em></em></p><p><em><em><strong>STEP 1</strong>: Follow steps one to four in the above guide. This should take you to the Command Prompt in the Windows Recovery Environment.</em></em></p><p><em><em></em></em></p><p><em><em><strong>STEP 2</strong>: Type <em>DiskPart </em>and then press <em>Enter</em>.</em></em></p><p><em><em></em></em></p><p><em><em>Step three: Type <em>List Disk</em> now and then press <em>Enter</em>. This command will list all disks attached to your computer and assign them a disk number.</em></em></p><p><em><em></em></em></p><p><em><em><strong>STEP 3</strong>: Type <em>Select Disk x</em>, where <em>x</em> is the number for the disk containing the partition you wish to make active. Press <em>Enter.</em></em></em></p><p><em><em></em></em></p><p><em><em><strong>STEP 5</strong>: Type <em>List Partition</em> and then press <em>Enter. </em>You will now be shown a list of the partitions on the selected disk. Determine which partition you wish to make active.</em></em></p><p><em><em>You’ll see a list which will display your system partition.</em></em></p><p><em><em><em>(this is an example list)</em></em></em></p><p><em><em></em></em></p><p><em><em>Partition 1 OEM 39 MB</em></em></p><p><em><em>Partition 2 Primary 750 MB</em></em></p><p><em><em>Partition 3 Primary 297 GB < select the partition with Windows, which is probably the first one larger than 16 GB</em></em></p><p><em><em></em></em></p><p><em><em><strong>STEP 6</strong>: Type <em>Select Partition x</em>, where <em>x</em> is the number of the partition you wish to make active.</em></em></p><p><em><em></em></em></p><p><em><em><strong>STEP 7:</strong> Now, just type <em>Active</em> and then press <em>Enter.</em> That should be it – the selected partition is now active.</em></em></p><p><em><em></em></em></p><p><em><em><a href="http://www.tomshardware.com/gallery/dhcswvmg_28dwtgvxf6_b,0101-243111-0-2-3-0-png-.html" target="_blank"><img src="http://media.bestofmicro.com/windows-7-mbr-fix,L-3-243111-13.png" alt="" class="fr-fic fr-dii fr-draggable " style="" /></a></em></em></p><p><em><em></em></em></p></blockquote><p></p>
[QUOTE="Jack, post: 61946, member: 1"] [CENTER][IMG]http://malwaretips.com/blogs/wp-content/uploads/2012/07/NewImage.jpg[/IMG][/CENTER] If your computer won't boot,and you are seeing a [I]no bootable device – insert boot disk and press any key[/I] notification, then you can follow the below guide to fix your computer. [SIZE=6][B]How to fix a computer that won’t boot[/B][/SIZE] Here are some common errors Windows 7 and Vista errors which this guide can fix: [LIST] [*]no bootable device – insert boot disk and press any key [*]NTLDR is missing or corrupted [*]Ntoskrnl.exe is missing [*]Ntdetect.com is missing [*]BOOTMGR is missing or corrupted [*]NTFS.SYS is missing [*]Hal.dll is missing [/LIST] ------------------------------------------------------ [B]Windows 7 only:[/B] If you don't have a install DVD for Windows 7, you can download a legal copy from the below links: [SIZE=4]Official Windows 7 SP1 ISO from Digital River with 30 days free trial[/SIZE] [url]http://msft.digitalrivercontent.net/win/X17-24208.iso[/url] > Windows 7 Home Premium SP1 x86 English [url]http://msft.digitalrivercontent.net/win/X17-24209.iso[/url] > Windows 7 Home Premium SP1 x64 English [url]http://msft.digitalrivercontent.net/win/X17-24280.iso[/url] > Windows 7 Professional SP1 x86 English [url]http://msft.digitalrivercontent.net/win/X17-24281.iso[/url] > Windows 7 Professional SP1 x64 English [url]http://msft.digitalrivercontent.net/win/X17-24394.iso[/url] > Windows 7 Ultimate SP1 x86 English [url]http://msft.digitalrivercontent.net/win/X17-24395.iso[/url] > Windows 7 Ultimate SP1 x64 English [B]Make sure you get the same version you have installed: 32 or 64 bit; Home Premium, Pro or Ultimate.[/B] ------------------------------------------------------ [SIZE=5][B]How to fix a computer that won’t boot – Instructions[/B][/SIZE] [B]STEP 1[/B] : Turn your computer on, booting from either your Windows 7 Installation DVD or Windows 7 System Recovery Disc. Remember, you may need to change the boot order inside your BIOS to have the your DVD drive boot first. [B]STEP 2:[/B] After the installation or recovery disc loads, if prompted, select your language settings and then continue. If you are using the installation DVD, when prompted by the following screen select [I]Repair your computer[/I]. [URL='http://malwaretips.com/blogs/wp-content/uploads/2012/07/windows-7-repair-your-computer.jpg'][IMG]http://malwaretips.com/blogs/wp-content/uploads/2012/07/windows-7-repair-your-computer.jpg[/IMG][/URL] [B]STEP 3:[/B] The computer will take a moment now to scan itself for any Windows installations, after which you will likely be given a choice to select which installation you wish to repair. Select the appropriate Windows installation from the list and then continue. If by chance a problem is detected in one of your Windows installations at this initial stage, the system may also ask you if it can try to repair the problem automatically. It is up to you if you wish to let the system try to repair itself, but otherwise just select [I]No[/I]. [B]STEP 4:[/B] Once you have reached the [I]System Recovery Options [/I]screen, as shown below, you will be faced with a list of choices that can aid you in repairing a damaged Windows 7 operating system. If you wish to try the [I]Startup Repair[/I] option first, it is often successful in automatically fixing many different start up issues, but in this article we will be using the [I]Command Prompt[/I] option to resolve our problems manually. So, click [I]Command Prompt[/I] to continue. [URL='http://malwaretips.com/blogs/wp-content/uploads/2012/07/systemrecoverycmd.jpg'][IMG]http://malwaretips.com/blogs/wp-content/uploads/2012/07/systemrecoverycmd.jpg[/IMG][/URL] [B] STEP5[/B]: Now sitting at the command prompt, enter the following command and then press enter: [I]bootrec.exe /FixMbr[/I] If successful, you should be greeted with the message [I]The operation completed successfully. [/I]That’s it! Your Master Boot Record has been repaired. While the above command does fix the MBR, and sometimes that is enough, there still might be an error with the system partition’s boot sector and Boot Configuration Data (BCD). This might occur if you have tried to install another operating system alongside Windows 7, such as Windows XP. To write a new boot sector, try the following command: [I]bootrec.exe /FixBoot[/I] If you are still faced with your Windows 7 installation not being detected during start up, or if you wish to include more than one operating system choice to your system’s boot list, you can try the following command to rebuild your BCD: [I] bootrec.exe /RebuildBcd[/I] The above command will scan all your disks for other operating systems compatible with Windows 7 and allow you to add them to your system’s boot list. If this fails, you may need to backup the old BCD folder* and create a new one in its place with the following commands: [I] bcdedit /export C:\BCD_Backup [I] c: [I] cd boot [I] attrib bcd -s -h -r ren c:\boot\bcd bcd.old bootrec /RebuildBcd *Some users also find simply deleting the boot folder and retrying the above steps effective at resolving boot issues, but it is not recommended.[/I] [SIZE=5][B]How to change active partitions[/B][/SIZE] Upon purposely changing the active partition on my system drive, I was faced with a [I]BOOTMGR is missing [/I]error during my system’s start up that prevent Windows from starting. It is a common mistake to make when playing with partitions on a system drive and it can be a headache to solve if not prepared. To change your active partition back using the Windows 7 recovery disc or Installation DVD, follow the steps below.[/I] [B]STEP 1[/B]: Follow steps one to four in the above guide. This should take you to the Command Prompt in the Windows Recovery Environment. [B]STEP 2[/B]: Type [I]DiskPart [/I]and then press [I]Enter[/I]. Step three: Type [I]List Disk[/I] now and then press [I]Enter[/I]. This command will list all disks attached to your computer and assign them a disk number. [B]STEP 3[/B]: Type [I]Select Disk x[/I], where [I]x[/I] is the number for the disk containing the partition you wish to make active. Press [I]Enter.[/I] [B]STEP 5[/B]: Type [I]List Partition[/I] and then press [I]Enter. [/I]You will now be shown a list of the partitions on the selected disk. Determine which partition you wish to make active. You’ll see a list which will display your system partition. [I](this is an example list)[/I] Partition 1 OEM 39 MB Partition 2 Primary 750 MB Partition 3 Primary 297 GB < select the partition with Windows, which is probably the first one larger than 16 GB [B]STEP 6[/B]: Type [I]Select Partition x[/I], where [I]x[/I] is the number of the partition you wish to make active. [B]STEP 7:[/B] Now, just type [I]Active[/I] and then press [I]Enter.[/I] That should be it – the selected partition is now active. [URL='http://www.tomshardware.com/gallery/dhcswvmg_28dwtgvxf6_b,0101-243111-0-2-3-0-png-.html'][IMG]http://media.bestofmicro.com/windows-7-mbr-fix,L-3-243111-13.png[/IMG][/URL] [/I][/I] [/QUOTE]
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