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Fix AppCommand.js Errors

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

AppCommand.js file JavaScript. 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 AppCommand.js related errors on your device. You can also download AppCommand.js file compatible with Windows 8.1, Windows 8 devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 8.1, Windows 8

File info

General information
Filename AppCommand.js
File extension JS
Type Script
Description JavaScript
Software
Program Windows 8.1
Software Windows
Author Microsoft
Software version 8.1
Details
File size 4068
Oldest file 2012-07-26
Latest file 2014-11-21
AppCommand.js

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

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

AppCommand.js

Error

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

OK

Problems related to AppCommand.js 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 AppCommand.js 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.

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

The last solution is to manually download and replace AppCommand.js 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 AppCommand.js file.

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

  • Windows 8.1: C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernpeople\appframe\
  • Windows 8: 1: C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernpeople\appframe\

If the steps did not solve your AppCommand.js 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 AppCommand.js
System Windows 8.1
File size 4068 bytes
Date 2014-11-21
File details
MD5 8665d6e16db7f17facc3fe620e3e36d3
SHA1 52f7c76757a9b5c2540f2f97e80f585fcaa8b12e
SHA256 4ecbc57a881e9b2642dbfdb5d8940661be26b7e59e3969c9915299bf95601539
CRC32 7a2ccd44
Example file location C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernpeople\appframe\
Filename AppCommand.js
System Windows 8
File size 4088 bytes
Date 2012-07-26
File details
MD5 98c812ac1737a0ad7ce932c78827b522
SHA1 a90f9a1aaa742080cc34bfb765b0cf3db942387f
SHA256 32516ba1da08aa41352de59a8bba9dac2a39268f96eece3e82b75405f2bf16ff
CRC32 a7be49c0
Example file location 1: C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernpeople\appframe\