{"id":2006,"date":"2026-06-06T10:56:10","date_gmt":"2026-06-06T05:26:10","guid":{"rendered":"https:\/\/1000sciencefairprojects.com\/tech\/?p=2006"},"modified":"2026-06-06T14:15:17","modified_gmt":"2026-06-06T08:45:17","slug":"error-establishing-connection-traces-websocket-esigner","status":"publish","type":"post","link":"https:\/\/1000sciencefairprojects.com\/tech\/error-establishing-connection-traces-websocket-esigner\/","title":{"rendered":"Error in Establishing Connection with TRACES WebSocket eSigner"},"content":{"rendered":"

Tax \/ eSigning<\/span><\/p>\n

Error in Establishing Connection with TRACES WebSocket eSigner<\/h1>\n

Complete Fix for Indian Income Tax & TDS Filing Platform<\/em><\/p>\n

This error<\/a> occurs on the TRACES portal when the emSigner or DSC utility cannot connect to your browser via WebSocket. It affects CA professionals, TDS deductors, and PAO users filing on the Income Tax e-filing portal.<\/p>\n

Root Causes<\/h2>\n
\n\n\n\n\n\n\n\n\n\n
Cause<\/th>\nPlatform<\/th>\nFix<\/th>\n<\/tr>\n<\/thead>\n
emSigner not running<\/td>\nWindows<\/td>\nStart emSigner from system tray<\/td>\n<\/tr>\n
Java not installed or outdated<\/td>\nAll<\/td>\nInstall Java 8 Update 351+<\/td>\n<\/tr>\n
Browser blocking WebSocket<\/td>\nChrome\/Edge<\/td>\nAllow insecure content on TRACES<\/td>\n<\/tr>\n
Antivirus blocking port 8443<\/td>\nWindows<\/td>\nWhitelist emSigner in antivirus<\/td>\n<\/tr>\n
Wrong DSC token driver<\/td>\nAll<\/td>\nInstall correct ePass\/Safenet driver<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Also Read: Vanguard Error VAN 57 in Call of Duty<\/a><\/h3>\n

Fix 1 \u2014 Ensure emSigner Is Running<\/h2>\n
\n

1<\/span><\/p>\n

Look for emSigner in system tray<\/strong>
\nLook for the emSigner icon in your Windows taskbar (bottom-right system tray).<\/span><\/div>\n<\/div>\n
\n

2<\/span><\/p>\n

Launch emSigner manually<\/strong>
\nIf not visible, go to C:\\emSigner and double-click emSigner.exe.<\/span><\/div>\n<\/div>\n
\n

3<\/span><\/p>\n

Refresh TRACES page<\/strong>
\nOnce the green icon appears in the system tray, refresh the TRACES page and retry signing.<\/span><\/div>\n<\/div>\n

Fix 2 \u2014 Allow Insecure Content in Chrome<\/h2>\n
\n

Chrome Settings<\/strong><\/p>\n

1. Click the lock icon next to the TRACES URL
\n2. Select Site Settings<\/strong>
\n3. Find Insecure content<\/strong> \u2192 change to Allow<\/strong>
\n4. Reload the page<\/p>\n<\/div>\n

Fix 3 \u2014 Use Microsoft Edge in IE Mode<\/h2>\n

TRACES was designed for Internet Explorer. For best compatibility, use Microsoft Edge in IE Mode<\/strong>. Go to Edge Settings \u2192 Default Browser \u2192 add the TRACES URL to IE Mode pages list.<\/p>\n

Fix 4 \u2014 Update or Reinstall Java<\/h2>\n

Download the latest Java 8 from java.com. Uninstall all older Java versions first via Control Panel \u2192 Programs, then install the fresh version and restart your computer before trying TRACES again.<\/p>\n

\n

Pro Tip for CAs<\/strong><\/p>\n

Always keep a dedicated machine with Java 8, emSigner, and Internet Explorer mode configured for TRACES. Chrome updates frequently break the WebSocket connection.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

Fix the error in establishing connection with TRACES WebSocket eSigner message. Step-by-step solutions for Java, browser settings, and emSigner issues.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-2006","post","type-post","status-publish","format-standard","hentry","category-error-fix"],"yoast_head":"\nError in Establishing Connection with TRACES WebSocket eSigner<\/title>\n<meta name=\"description\" content=\"Fix the error in establishing connection with TRACES WebSocket eSigner message. 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