Dynamic Web TWAIN Error Connection to * Failed: Establishing a tunnel via proxy server failed.

Dynamic Web TWAIN Error Connection to * Failed: Establishing a tunnel via proxy server failed.

If you are seeing an error in the developer console of your browser (F12) that "Connection to '*' failed: Establishing a tunnel via proxy server failed."
It may be caused by an issue with proxy settings in your browser. In order to fix this issue please follow the steps below for your chosen browser:

Internet Explorer:

  1. Please Open Internet Explorer and Go to "Internet Options".
  2. Choose "Connection" tab, after That, Click "LAN Setting" and Check if "Use a Proxy Server for your LAN" is selected. If so, please select "Bypass proxy server for local addresses" instead.

Chrome:

  1. Please open Chrome and go to "settings"
  2. Click "Show Advanced Settings" and "click change proxy settings"
  3. Choose "Connection" tab, after That, Click "LAN Setting" and Check if "Use a Proxy Server for your LAN" is selected. If so, please select "Bypass proxy server for local addresses" instead.

Firefox:

  1. Please open Firefox and go to "options"
  2. Click "Advanced" tab, then under the "network" tab click "settings"
  3. Ensure that local addresses are included under the "No proxy for:" section.