How to Repair index.dat? Download Now

Sometimes Windows system displays error messages regarding corrupted or missing index.dat files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent index.dat file can therefore effect in failed execution of the started process.

index.dat file Game Data. The file was developed by Microsoft for use with Office software. Here you will find detailed information about the file and instructions how to proceed in the event of index.dat related errors on your device. You can also download index.dat file compatible with Windows 7, Windows 7, Windows 7, Windows 7, Windows 7, Windows 7, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows Vista, Windows Vista, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 7, Windows 7, Windows 7, Windows 7, Windows 7, Windows 7, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows Vista, Windows Vista, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows XP, Windows Vista, Windows XP

File info

General information
Filename index.dat
File extension DAT
Type Dynamic Link Library
Description Game Data
Software
Program Office 2010
Software Office
Author Microsoft
Software version 2010
Details
File size 16384
Oldest file 2009-04-11
Latest file 2017-05-10
index.dat

There are various types of errors related to index.dat file. index.dat file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to index.dat file. If you encounter one listed below (or similar), please consider the following suggestions.

  • index.dat is corrupted
  • index.dat cannot be located
  • Runtime Error - index.dat
  • index.dat file error
  • index.dat file cannot be loaded. Module was not found
  • cannot register index.dat file:
  • index.dat file could not be loaded
  • index.dat file doesn't exist

index.dat

Error

Application could not be started because index.dat file is missing. Reinstall the application to solve the problem.

OK

Problems related to index.dat can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing index.dat file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

index.dat file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with index.dat file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Windows Update

Installing relevant Microsoft Windows patches and updates may solve your problems related to index.dat file. Use dedicated Windows tool to perform the update.

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of index.dat or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to index.dat file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the index.dat file with properly working version. To use the tool:

  1. Go to the Windows "Start" menu
  2. Type "cmd" in the search field
  3. Locate "Command Prompt" result – don't run it yet:
  4. Click the right mouse button and select "Run as Administrator" option
  5. Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Windows Recovery

Another approach is to restore system to previous state, before the index.dat file error occured. In order to restore your system, follow the instructions below

  1. Go to the Windows "Start" menu
  2. Type "System Restore" in the search field
  3. Start the system restore tool – it's name may differ depending on version of the system
  4. The application will guide you through the process – read the messages carefully
  5. After the process has finished, restart your computer.

If all the above-mentioned methods failed and the index.dat file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace index.dat file

The last solution is to manually download and replace index.dat file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded index.dat file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of index.dat file example directory paths.

  • Windows 7: C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
  • Windows 7: C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
  • Windows 7: C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
  • Windows 7: C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
  • Windows 7: C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
  • Windows 7: C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
  • Windows 7: C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
  • Windows 7: C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
  • Windows Vista: ---
  • Windows Vista: ---
  • Windows Vista: ---
  • Windows Vista: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows XP: ---
  • Windows Vista: ---
  • Windows XP: ---

If the steps did not solve your index.dat file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename index.dat
System Windows 7
File size 262144 bytes
Date -0001-11-30
File details
MD5 7bd8f7dbdf2dda573a4dfe7707191778
SHA1 2e85e1ff728b1fe1dd53516c4500f60e482f3390
SHA256 f23edc139aa3a6e8cb52d63633032993d9a85e1fcb0075001fbfb5d6cd79cff9
CRC32 a7441a8f
Example file location C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
Filename index.dat
System Windows 7
File size 32768 bytes
Date 2017-05-10
File details
MD5 c582050158dccb7c796e17fb698f1b17
SHA1 675dbe8ea0e7f207025d9d40649ebbdbfd0e1b45
SHA256 fd071466abcf4c512e4d0acd22b3fefc802801a32260d7c71df0068865df4339
CRC32 15c732fc
Example file location C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
Filename index.dat
System Windows 7
File size 16384 bytes
Date 2010-11-21
File details
MD5 d7a950fefd60dbaa01df2d85fefb3862
SHA1 15740b197555ba8e162c37a60ba655151e3bebae
SHA256 75d0b1743f61b76a35b1fedd32378837805de58d79fa950cb6e8164bfa72073a
CRC32 8724335a
Example file location C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
Filename index.dat
System Windows 7
File size 32768 bytes
Date -0001-11-30
File details
MD5 0c2e4a4a5d646c7104c47b753364809f
SHA1 11608ccf93ec9683b0595ba5937256915ba612f7
SHA256 9b43e517dbe8850175d4c7567e84dc4ae574dfe0c4b7b13fe37bf11552a7a941
CRC32 5fc4cd80
Example file location C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
Filename index.dat
System Windows 7
File size 32768 bytes
Date -0001-11-30
File details
MD5 183eeeff8f9f19e8923d86d234db7c9a
SHA1 84c91bf2d61b96d4df4da08726eff4c1375f0551
SHA256 476b9852d98e6d70a7deed4361554a353c7df24fe6b07dcfb4366d47a49f49c4
CRC32 ef583384
Example file location C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
Filename index.dat
System Windows 7
File size 262144 bytes
Date -0001-11-30
File details
MD5 a81a5ff684da25c81e5fe1dd2adc49d0
SHA1 dea9101d336590467054a2ad8efea1a3dab7842d
SHA256 127621d90a51bddf00e96b46b1b56c7c6a1d225985a9bcec0bc31e65c4497e55
CRC32 d7394f5c
Example file location C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
Filename index.dat
System Windows 7
File size 245760 bytes
Date -0001-11-30
File details
MD5 b99973fab7351598f5d3c8c719d7279d
SHA1 a45faea52ce933a09882ae5b6c20d7229383d18e
SHA256 a39bc35b306f8954ab98374a2f841bf1fc6df7e2d51363737b314923a4975a0b
CRC32 84e85212
Example file location C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
Filename index.dat
System Windows 7
File size 32768 bytes
Date -0001-11-30
File details
MD5 f02de30ccbf0da07417cd6b1bdc9d82c
SHA1 77c5f36244a4ed0e10ac9c09cc40b6789a697d0d
SHA256 02e6ee05ae197f49f58ea8494a8af08821cff461f6dbb9a52e30c03c4bf07ccf
CRC32 b094730e
Example file location C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\
Filename index.dat
System Windows Vista
File size 32768 bytes
Date -0001-11-30
File details
MD5 37c97eae1047a79083b5252246c2d368
SHA1 bfed747281acdd25d9379eeb81e015be0a51749d
SHA256 2d12bba9882cee2535233b09da399cafc67c0e7e4622e1565e2483f0d2e7a6f5
CRC32 354434bd
Example file location ---
Filename index.dat
System Windows Vista
File size 32768 bytes
Date -0001-11-30
File details
MD5 5538394955db6d7badbe09c5d049031e
SHA1 4b86ea91286cc86f2039a3d71576b4b4baf8b750
SHA256 8eaf3c9f84ad2d7c63ec7a16db9c46efab943337d2fef6f629a430384396c95a
CRC32 2dc054bf
Example file location ---
Filename index.dat
System Windows Vista
File size 32768 bytes
Date -0001-11-30
File details
MD5 8ae768eb38a4646f1861f0246a54f971
SHA1 59c704caec769c109337afab92db1f1eaee68df6
SHA256 20ca56a0641b330d0da69d07ffbf2e15c07dc47792bc76f86e69b42d8fb34ca9
CRC32 4b036a15
Example file location ---
Filename index.dat
System Windows Vista
File size 32768 bytes
Date -0001-11-30
File details
MD5 a34dbef80efc09df4acdff13b67603c2
SHA1 32440639343fcb94ed7a6d5bc809c9fd071de448
SHA256 439a5154a0894461c23ba2156f11135bca7d0f80591a14c778840dfa311d3684
CRC32 efb8cc06
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date -0001-11-30
File details
MD5 7ed81ea969a69e2f8e40149309477e76
SHA1 6f2dae310a225f5b7105e0629fbb48ced16d7007
SHA256 2b2c8c1b21c1ed0d4cb168cf6ad61904e4581022a322595e9758792cfb9ad005
CRC32 ef430d8b
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date -0001-11-30
File details
MD5 80349a82f20e59ee886e916a40fd605a
SHA1 186898f813710cabbc6b8b3d5d7e5d0ac636bb8b
SHA256 ab033e1026859a36eff823c94f99a6f0e92e90459ab840ee6f280951024377a5
CRC32 897198cc
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date 2017-05-10
File details
MD5 e55f70d20928e4147a1d5230f1cc50e2
SHA1 cec02cb5185259e945d93ae8784ac2501b403e54
SHA256 f550a630ddf53ae55ff12e08f34053b7e9183f9ffac43bb69bad96e440f6cf57
CRC32 d80c69be
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date -0001-11-30
File details
MD5 1ae9fa395bcc5d55fdf4813e97c9dc7a
SHA1 aaf33d26a9bc7699e49bdef06e213952e0a5bda0
SHA256 92b5127c4f53ffd19af2724251438e484541f4f264fbf70ab046646d7328c896
CRC32 9023d903
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date -0001-11-30
File details
MD5 6266bd157735758351a945f210426c77
SHA1 2c9d8290ad506b6c52fc5705e644b6f3a4892c66
SHA256 394b1d8aff7ac2205c96cddbaa90261de4d3fcfe388538497d5a3df3ff54db64
CRC32 dce7cf08
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date 2017-05-10
File details
MD5 6cd489d093b9c2346b74a8a08a51ab35
SHA1 9b1743d10d9ffb31ff50fe471cea07e6d74b8bc0
SHA256 a23dc90e511ea8282606c55e249a6012340c808765496e9890960cebc190dccd
CRC32 54becc07
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date -0001-11-30
File details
MD5 2b08fdaaffedcd329a7a2f8248bf54e4
SHA1 36ad450f166381d7188e56c35c077fcada793058
SHA256 b87a030a1ca59109f26b59f29197b37d44a4be54e43927a3029c0045f52807d5
CRC32 4b5ab16b
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date -0001-11-30
File details
MD5 6406546b24d58338eabdab30cf14ffbe
SHA1 fe23fccbe264be3a0f48595062d953500d63ebd5
SHA256 2bf3f3c5389eaf2a6f61898e5615ab9177d980a26779a76f9d7e94eb44c3dc8f
CRC32 904c91b3
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date -0001-11-30
File details
MD5 6a50bea2005d17e251b3882ed99428c3
SHA1 d686b9b7c35431069533477de8d98d0d273f03ae
SHA256 13dede9d83c497cec1e610b5da021afd8ee3df04f39dc27e55037c4d449d4e8c
CRC32 da8805ff
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date 2017-04-24
File details
MD5 7b557a1bd8c4ecc9300be54bee692210
SHA1 2b6826d88a136b778e0b0d48fcfc9c2fe738a512
SHA256 5061ea418caf836f76a4d94bc9f393f49b6fdb1be753e4c3d9a281cdcb9ba365
CRC32 b122c06e
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date -0001-11-30
File details
MD5 81d4462c3265708c139f0f34a6483575
SHA1 54f16338b8ad2f88dd80591f0baf955925efd223
SHA256 466d257c4a25e95ca115f646b4644f2dbf86ef8ecc89e4e096e7a1a0571dae0a
CRC32 c660d8c2
Example file location ---
Filename index.dat
System Windows XP
File size 32768 bytes
Date -0001-11-30
File details
MD5 e43ea3b644090d95cfe454ad0b9e550d
SHA1 ed7bfaa50cd01c8f70dfc6da0d5ed89c41677919
SHA256 b0bbc73cb52c6772613fd785d5801ad62150f041d89d6be823cae3de3c5dd8f0
CRC32 12989c70
Example file location ---
Filename index.dat
System Windows XP
File size 86327 bytes
Date -0001-11-30
File details
MD5 ee12f51b770f12e4dfdd85f47ca9525a
SHA1 7b590e8ded775c38d971c99b43ec598740dead98
SHA256 de0757e5c90de5150fcfe6dfeec2d4553844231b29d97319ddb25ad1d52323f2
CRC32 e751b322
Example file location ---
Filename index.dat
System Windows Vista
File size 16384 bytes
Date 2010-11-21
File details
MD5 d7a950fefd60dbaa01df2d85fefb3862
SHA1 15740b197555ba8e162c37a60ba655151e3bebae
SHA256 75d0b1743f61b76a35b1fedd32378837805de58d79fa950cb6e8164bfa72073a
CRC32 8724335a
Example file location ---
Filename index.dat
System Windows XP
File size 16384 bytes
Date 2010-11-21
File details
MD5 d7a950fefd60dbaa01df2d85fefb3862
SHA1 15740b197555ba8e162c37a60ba655151e3bebae
SHA256 75d0b1743f61b76a35b1fedd32378837805de58d79fa950cb6e8164bfa72073a
CRC32 8724335a
Example file location ---