Are you getting an eMsigner error while using your Digital Signature Certificate (DSC) on portals like MCA, GST, ICEGATE, or DGFT? You're not alone. eMsigner is a Java-based utility required for digital signing, and it often runs into problems if not properly installed or configured. This page provides a complete SEO-optimized guide to fix eMsigner errors and resolve issues like:

• Failed to connect to eMsigner
• Service not started on port 8181
• Digital signature not detected
• eMsigner not responding or not opening

What is eMsigner and Why It Fails

eMsigner is a digital signature utility that acts as a bridge between your DSC and online government portals. It facilitates:

• Authentication of the DSC
• Secure connection with portal
• Signing of forms and documents in real time

Errors typically occur due to:

• Inactive Java Runtime Environment (JRE)
• Conflicting ports (like 8181)
• Antivirus/firewall blocking eMsigner
• Incorrect browser compatibility
• Outdated eMsigner versions

Common eMsigner Errors and Their Fixes

❌ Error: “Failed to connect to eMsigner”

Solution:

• Make sure eMsigner is running in the background
• Set port to 8181 or 2015
• Restart browser and re-run eMsigner as Administrator

❌ Error: “Service not started on port 8181”

Solution:

• Change eMsigner port to an available one (e.g. 2015)
• Restart eMsigner after port change
• Allow eMsigner through firewall

❌ Error: “DSC not detected on MCA/GST site”

Solution:

• Ensure USB token is properly inserted
• Install latest token drivers (eMudhra, SafeScrypt, etc.)
• Check that Java is installed and enabled

❌ Error: “eMsigner has stopped working”

Solution:

• Reinstall eMsigner with latest version
• Run as Administrator
• Disable antivirus temporarily while installing

❌ Browser Errors (e.g., Chrome/Edge not detecting eMsigner)

Solution:

• Use Internet Explorer 11 or enable Java plug-in
• Clear browser cache and cookies
• Try compatibility mode if using Windows 10/11

Step-by-Step: General Fix for eMsigner Errors

1. Uninstall Old eMsigner

• • Go to Control Panel > Uninstall Programs > Remove eMsigner

1. Download Latest eMsigner

• • Visit the official website (MCA, GST, or DGFT) and get the updated version

1. Install as Administrator

• • Right-click the installer and select Run as Administrator

1. Set Correct Port

• • After installation, open eMsigner settings and use 8181 or 2015

1. Add to Firewall Exception List

• • Go to Windows Firewall > Allow an App > Add eMsigner manually

1. Insert DSC Token

• • Ensure it's detected by your system
  • Open the token software to verify connection

1. Open Portal in Compatible Browser

• • MCA: Use Internet Explorer
  • GST: Use Firefox or Edge (IE Mode)

eMsigner Best Practices

• Always run as Administrator
• Disable antivirus temporarily during installation
• Don’t change default installation path
• Update Java regularly
• Avoid multiple browser tabs during digital signing

Download Links

• MCA eMsigner: https://www.mca.gov.in
• GST eMsigner: https://www.gst.gov.in
• DGFT Java Utility: https://www.dgft.gov.in