Common Issues

Updated:

Feb 26, 2026

Connection Failed: Unable to Establish Connection

Connection Failed: Unable to Establish Connection

Please check your internet connection

Please check your internet connection

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Overview

This error indicates that DeepChart is unable to establish a stable connection to the data feed. The issue can occur due to network restrictions, missing system components, or Windows language/region incompatibility.

Possible Causes

Cause 1: Internet Connectivity or VPN Usage

  • Slow or unstable internet connection

  • VPN or proxy services blocking or rerouting data feed traffic

Cause 2: Missing or Outdated Visual C++ Redistributables

  • DeepChart requires the latest supported Microsoft Visual C++ Redistributable

  • Missing or outdated versions can prevent the application from connecting properly

Cause 3: Windows Language or Region Not Set to English

  • Non-English system language or regional formats can cause connection and parsing issues

  • This is a known cause of feed initialization failures

Solution 1: Check Internet Connection and Disable VPN

  1. Verify that your internet connection is stable and fast

  2. If you are using a VPN, disconnect it

  3. Close DeepChart

  4. Reopen DeepChart and attempt to connect again

If the issue persists, continue to Solution 2.

Solution 2: Install Latest Microsoft Visual C++ Redistributable

Download and install the latest supported Visual C++ Redistributables based on your system architecture.

If you are unsure which processor your system uses, install both X86 and X64 versions.


Architecture

Download Link

Notes

ARM64

https://aka.ms/vc14/vc_redist.arm64.exe

Latest supported ARM64 version

X86 (32-bit)

https://aka.ms/vc14/vc_redist.x86.exe

Required even on some 64-bit systems

X64 (64-bit)

https://aka.ms/vc14/vc_redist.x64.exe

Standard for most modern PCs

After installation:

  1. Restart your computer

  2. Launch DeepChart

  3. Try connecting again

Solution 3: Change Windows Language and Region Settings

Step 1: Set Windows Language to English

  • Go to Windows Settings → Time & Language → Language

  • Set Windows display language to English

Step 2: Set Region to United States (or English-based Region)

  • Go to Windows Settings → Time & Language → Region

  • Set Country or region to United States (or another English-supported region)

Step 3: Restart Your PC

  1. Restart your computer

  2. Open DeepChart

  3. Connect the data feed

  4. Open a chart

Official Microsoft Guide

For detailed instructions, refer to Microsoft’s official documentation:

https://support.microsoft.com/en-us/account-billing/change-your-country-or-region-in-microsoft-store-5895e006-34f4-10f7-16b1-999e40adb048#windowsversion=windows_11

Important Notes

  • VPN usage is a common cause of this error

  • Visual C++ Redistributables are mandatory system dependencies

  • Windows language and regional formatting must be English-compatible

  • Always restart your PC after making system changes

Prevention Tips

  • Avoid using VPNs while running DeepChart

  • Keep Visual C++ Redistributables up to date

  • Use English (US) system language and region

  • Maintain a stable internet connection

Tools for futures, currency & options involves substantial risk & is not appropriate for everyone. Only risk capital should be used for trading.

Testimonials appearing on this website may not be representative of other clients or customers and is not a guarantee of future performance or success.

Tools for futures, currency & options involves substantial risk & is not appropriate for everyone. Only risk capital should be used for trading. Testimonials appearing on this website may not be representative of other clients or customers and is not a guarantee of future performance or success.

Deepcharts © 2026 All right reserved

Tools for futures, currency & options involves substantial risk & is not appropriate for everyone. Only risk capital should be used for trading. Testimonials appearing on this website may not be representative of other clients or customers and is not a guarantee of future performance or success.

Deepcharts © 2026 All right reserved