Fix JSProfilerCore.dll Errors

Sometimes Windows system displays error messages regarding corrupted or missing JSProfilerCore.dll 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 JSProfilerCore.dll file can therefore effect in failed execution of the started process.

JSProfilerCore.dll file Dynamic Link Library. The file was developed by Microsoft for use with Windows software. Here you will find detailed information about the file and instructions how to proceed in the event of JSProfilerCore.dll related errors on your device. You can also download JSProfilerCore.dll file compatible with Windows 8.1, Windows 8, Windows 7, Windows 7 devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 8.1, Windows 8, Windows 7, Windows 7

File info

General information
Filename JSProfilerCore.dll
File extension DLL
Type Dynamic Link Library
Description Dynamic Link Library
Program Windows 8.1
Software Windows
Author Microsoft
Software version 8.1
File size 56832
Oldest file 2009-07-14
Latest file 2014-11-21

There are various types of errors related to JSProfilerCore.dll file. JSProfilerCore.dll 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 JSProfilerCore.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to JSProfilerCore.dll 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 JSProfilerCore.dll 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.

JSProfilerCore.dll 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 JSProfilerCore.dll 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 JSProfilerCore.dll 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 JSProfilerCore.dll 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 JSProfilerCore.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the JSProfilerCore.dll 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 JSProfilerCore.dll 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 JSProfilerCore.dll 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 JSProfilerCore.dll file

The last solution is to manually download and replace JSProfilerCore.dll 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 JSProfilerCore.dll file.

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

  • Windows 8.1: C:\Program Files\Internet Explorer\
  • Windows 8: 1: C:\Program Files\Internet Explorer\
  • Windows 7: C:\Program Files (x86)\Internet Explorer\
  • Windows 7: C:\Program Files (x86)\Internet Explorer\

If the steps did not solve your JSProfilerCore.dll 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 JSProfilerCore.dll
System Windows 8.1
File size 56832 bytes
Date -0001-11-30
File details
MD5 9a55d51a77df5ae87f4ca09b485d5025
SHA1 87d7ac4a57ab1786bce9e9a3d95044f65ef33b27
SHA256 8e48b9d189f05017e97521dd5d00130a69ad0e5c409cdf65a4bd4ff029562ddf
CRC32 13bbab05
Example file location C:\Program Files\Internet Explorer\
Filename JSProfilerCore.dll
System Windows 8
File size 52224 bytes
Date -0001-11-30
File details
MD5 bcec2432c5cbef47606eb7b45c50cb41
SHA1 497d316fcf9c4d131425eaef42ebed67bbf401d0
SHA256 91234cff3da2930c59e9bdc7011882df3124e5611d6f967a3327ef1668da4d15
CRC32 8d17f9c8
Example file location 1: C:\Program Files\Internet Explorer\
Filename JSProfilerCore.dll
System Windows 7
File size 119808 bytes
Date -0001-11-30
File details
MD5 0423cd4c5ff85eec8184f1ec57328ac4
SHA1 db51489ac26ad5028709e6cef082e3287dde0ec2
SHA256 c097959923e62182b869b7f33b7acbe278d497773cc18828c8ce3ae14aca23fd
CRC32 627ce2db
Example file location C:\Program Files (x86)\Internet Explorer\
Filename JSProfilerCore.dll
System Windows 7
File size 132096 bytes
Date -0001-11-30
File details
MD5 9f6d37687a719969d2e497bed68f7b3b
SHA1 86b4af773132bb107cd7f6b090c47cd2c5fa41ea
SHA256 b1bab51824a58981f632ddeac112e46fbac99f91936c7d36fe8dd47105053b8d
CRC32 1a4d5f15
Example file location C:\Program Files (x86)\Internet Explorer\