Stuck on an issue?

Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. It collects links to all the places you might be looking at while hunting down a tough bug.

And, if you’re still stuck at the end, we’re happy to hop on a call to see how we can help out.

[Bug]: lost connection, cannot open file ,cannot save file

See original GitHub issue

Is there an existing issue for this?

I have searched the existing issues

OS/Web Information

Web Browser:firefox
Local OS:devuan
Remote OS: no
Remote Architecture: no
code-server --version:4.3.0

Steps to Reproduce

run code-server ( /home/xxx/code-server-4.3.0-linux-amd64/bin/code-server ) 2.Use for more than a few hours 3.xterm info [2022-05-06T11:57:27.240Z] info code-server 4.3.0 09bc30027a7fbba170f907a527eaa9f7219fe739 [2022-05-06T11:57:27.242Z] info Using user-data-dir ~/.local/share/code-server [2022-05-06T11:57:27.339Z] info Using config file ~/.config/code-server/config.yaml [2022-05-06T11:57:27.339Z] info HTTP server listening on http://127.0.0.1:8080/ [2022-05-06T11:57:27.339Z] info - Authentication is disabled [2022-05-06T11:57:27.339Z] info - Not serving HTTPS [19:57:33] Extension host agent started. [19:57:37] [127.0.0.1][ba3c93e1][ManagementConnection] New connection established. [19:57:56] [127.0.0.1][b18a168d][ExtensionHostConnection] New connection established. [19:57:56] [127.0.0.1][b18a168d][ExtensionHostConnection] <9440> Launched Extension Host Process. [21:28:49] [127.0.0.1][b18a168d][ExtensionHostConnection] The client has reconnected. [21:29:03] [127.0.0.1][b18a168d][ExtensionHostConnection] The client has reconnected.

Expected

successfully reconnected

Actual

unsuccessful reconnect

Logs

firefox — F12 error in browser console [xabikos.JavaScriptSnippets]: Unknown language in contributes.JavaScriptSnippets.language. Provided value: vue abstractExtensionService.ts:936:11 _logMessageInConsole abstractExtensionService.ts:936 _handleExtensionPointMessage abstractExtensionService.ts:889 q abstractExtensionService.ts:863 _msg extensionsRegistry.ts:39 error extensionsRegistry.ts:48 B snippetsService.ts:67 _initExtensionSnippets snippetsService.ts:277 _handle extensionsRegistry.ts:144 setHandler extensionsRegistry.ts:129 _initExtensionSnippets snippetsService.ts:267 T snippetsService.ts:191 20:27:03.968 SingleFile is hooking the IntersectionObserver API to detect and load deferred images. 2 hooks-frames-web.js:1:514 20:31:30.577 [[object Object]]Cannot read property ‘length’ of undefined mainThreadExtensionService.ts:75:10 $onExtensionRuntimeError mainThreadExtensionService.ts:75 _doInvokeHandler rpcProtocol.ts:473 _invokeHandler rpcProtocol.ts:458 _receiveRequest rpcProtocol.ts:374 _receiveOneMessage rpcProtocol.ts:296 h rpcProtocol.ts:161 invoke event.ts:569 fire event.ts:736 fire ipc.net.ts:638 _receiveMessage ipc.net.ts:958 v ipc.net.ts:831 invoke event.ts:569 fire event.ts:736 acceptChunk ipc.net.ts:382 c ipc.net.ts:338 onData browserSocketFactory.ts:230 invoke event.ts:569 fire event.ts:736 onload browserSocketFactory.ts:91 20:31:30.577 TypeError: Cannot read property ‘length’ of undefined at 取单词条信息 (/home/cws/.local/share/code-server/extensions/codeinchinese.englishchinesedictionary-1.1.0/out/src/extension.js:106:20) at 显示简要信息 (/home/cws/.local/share/code-server/extensions/codeinchinese.englishchinesedictionary-1.1.0/out/src/extension.js:80:16) at 更新状态栏 (/home/cws/.local/share/code-server/extensions/codeinchinese.englishchinesedictionary-1.1.0/out/src/extension.js:55:43) at /home/cws/.local/share/code-server/extensions/codeinchinese.englishchinesedictionary-1.1.0/out/src/extension.js:18:84 at d.invoke (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:145) at w.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:1856) at S.$acceptEditorPropertiesChanged (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:86:66804) at n._doInvokeHandler (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:89:13812) at n._invokeHandler (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:89:13496) at n._receiveRequest (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:89:12158) at n._receiveOneMessage (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:89:10836) at /home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:89:8945 at d.invoke (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:145) at w.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:1856) at c.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:19017) at /home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:104:34389 at d.invoke (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:145) at w.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:1856) at c.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:19017) at s._receiveMessage (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:23598) at /home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:21132 at d.invoke (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:145) at w.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:1856) at w.acceptChunk (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:15848) at /home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:14978 at d.invoke (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:145) at w.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:1856) at l._processReadQueue (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:104:21272) mainThreadExtensionService.ts:76:10 $onExtensionRuntimeError mainThreadExtensionService.ts:76 _doInvokeHandler rpcProtocol.ts:473 _invokeHandler rpcProtocol.ts:458 _receiveRequest rpcProtocol.ts:374 _receiveOneMessage rpcProtocol.ts:296 h rpcProtocol.ts:161 invoke event.ts:569 fire event.ts:736 fire ipc.net.ts:638 _receiveMessage ipc.net.ts:958 v ipc.net.ts:831 invoke event.ts:569 fire event.ts:736 acceptChunk ipc.net.ts:382 c ipc.net.ts:338 onData browserSocketFactory.ts:230 invoke event.ts:569 fire event.ts:736 onload browserSocketFactory.ts:91 20:32:22.138 [[object Object]]Cannot read property ‘length’ of undefined mainThreadExtensionService.ts:75:10 $onExtensionRuntimeError mainThreadExtensionService.ts:75 _doInvokeHandler rpcProtocol.ts:473 _invokeHandler rpcProtocol.ts:458 _receiveRequest rpcProtocol.ts:374 _receiveOneMessage rpcProtocol.ts:296 h rpcProtocol.ts:161 invoke event.ts:569 fire event.ts:736 fire ipc.net.ts:638 _receiveMessage ipc.net.ts:958 v ipc.net.ts:831 invoke event.ts:569 fire event.ts:736 acceptChunk ipc.net.ts:382 c ipc.net.ts:338 onData browserSocketFactory.ts:230 invoke event.ts:569 fire event.ts:736 onload browserSocketFactory.ts:91 20:32:22.138 TypeError: Cannot read property ‘length’ of undefined at 取单词条信息 (/home/cws/.local/share/code-server/extensions/codeinchinese.englishchinesedictionary-1.1.0/out/src/extension.js:106:20) at 显示简要信息 (/home/cws/.local/share/code-server/extensions/codeinchinese.englishchinesedictionary-1.1.0/out/src/extension.js:80:16) at 更新状态栏 (/home/cws/.local/share/code-server/extensions/codeinchinese.englishchinesedictionary-1.1.0/out/src/extension.js:55:43) at /home/cws/.local/share/code-server/extensions/codeinchinese.englishchinesedictionary-1.1.0/out/src/extension.js:18:84 at d.invoke (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:145) at w.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:1856) at S.$acceptEditorPropertiesChanged (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:86:66804) at n._doInvokeHandler (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:89:13812) at n._invokeHandler (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:89:13496) at n._receiveRequest (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:89:12158) at n._receiveOneMessage (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:89:10836) at /home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:89:8945 at d.invoke (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:145) at w.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:1856) at c.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:19017) at /home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:104:34389 at d.invoke (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:145) at w.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:1856) at c.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:19017) at s._receiveMessage (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:23598) at /home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:21132 at d.invoke (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:145) at w.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:1856) at w.acceptChunk (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:15848) at /home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:66:14978 at d.invoke (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:145) at w.fire (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:58:1856) at l._processReadQueue (/home/cws/code-server-4.3.0-linux-amd64/lib/vscode/out/vs/workbench/api/node/extensionHostProcess.js:104:21272) mainThreadExtensionService.ts:76:10 $onExtensionRuntimeError mainThreadExtensionService.ts:76 _doInvokeHandler rpcProtocol.ts:473 _invokeHandler rpcProtocol.ts:458 _receiveRequest rpcProtocol.ts:374 _receiveOneMessage rpcProtocol.ts:296 h rpcProtocol.ts:161 invoke event.ts:569 fire event.ts:736 fire ipc.net.ts:638 _receiveMessage ipc.net.ts:958 v ipc.net.ts:831 invoke event.ts:569 fire event.ts:736 acceptChunk ipc.net.ts:382 c ipc.net.ts:338 onData browserSocketFactory.ts:230 invoke event.ts:569 fire event.ts:736 onload browserSocketFactory.ts:91 21:28:47.628 载入页面时与 ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=false&skipWebSocketFrames=false 的连接中断。 browserSocketFactory.ts:79:17 21:28:47.632 INFO [remote-connection][ExtensionHost][b18a1…][reconnect] received socket close event (wasClean: false, code: 1006, reason: ). log.ts:301:11 21:28:47.634 ERR close { target: WebSocket, isTrusted: true, wasClean: false, code: 1006, reason: “”, srcElement: WebSocket, eventPhase: 0, bubbles: false, cancelable: false, returnValue: true, … } bubbles: false cancelBubble: false cancelable: false code: 1006 composed: false currentTarget: null defaultPrevented: false eventPhase: 0 explicitOriginalTarget: WebSocket { url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=false&skipWebSocketFrames=false”, readyState: 3, bufferedAmount: 0, … } binaryType: “blob” bufferedAmount: 0 extensions: “permessage-deflate” onclose: null onerror: null onmessage: null onopen: null protocol: “” readyState: 3 url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=false&skipWebSocketFrames=false” <prototype>: WebSocketPrototype { close: close(), send: send(), url: Getter, … } isTrusted: true originalTarget: WebSocket { url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=false&skipWebSocketFrames=false”, readyState: 3, bufferedAmount: 0, … } binaryType: “blob” bufferedAmount: 0 extensions: “permessage-deflate” onclose: null onerror: null onmessage: null onopen: null protocol: “” readyState: 3 url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=false&skipWebSocketFrames=false” <prototype>: WebSocketPrototype { close: close(), send: send(), url: Getter, … } reason: “” returnValue: true srcElement: WebSocket { url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=false&skipWebSocketFrames=false”, readyState: 3, bufferedAmount: 0, … } binaryType: “blob” bufferedAmount: 0 extensions: “permessage-deflate” onclose: null onerror: null onmessage: null onopen: null protocol: “” readyState: 3 url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=false&skipWebSocketFrames=false” <prototype>: WebSocketPrototype { close: close(), send: send(), url: Getter, … } CLOSED: 3 CLOSING: 2 CONNECTING: 0 OPEN: 1 binaryType: bufferedAmount: close: function close() constructor: function () extensions: onclose: onerror: onmessage: onopen: protocol: readyState: send: function send() url: Symbol(Symbol.toStringTag): “WebSocket” <get binaryType()>: function binaryType() <set binaryType()>: function binaryType() <get bufferedAmount()>: function bufferedAmount() <get extensions()>: function extensions() <get onclose()>: function onclose() <set onclose()>: function onclose() <get onerror()>: function onerror() <set onerror()>: function onerror() <get onmessage()>: function onmessage() <set onmessage()>: function onmessage() <get onopen()>: function onopen() <set onopen()>: function onopen() <get protocol()>: function protocol() <get readyState()>: function readyState() <get url()>: function url() <prototype>: EventTargetPrototype { addEventListener: addEventListener(), removeEventListener: removeEventListener(), dispatchEvent: dispatchEvent(), … } target: WebSocket { url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=false&skipWebSocketFrames=false”, readyState: 3, bufferedAmount: 0, … } binaryType: “blob” bufferedAmount: 0 extensions: “permessage-deflate” onclose: null onerror: null onmessage: null onopen: null protocol: “” readyState: 3 url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=false&skipWebSocketFrames=false” <prototype>: WebSocketPrototype { close: close(), send: send(), url: Getter, … } timeStamp: 5475625 type: “close” wasClean: false <get isTrusted()>: function isTrusted() length: 0 name: “get isTrusted” <prototype>: function () <prototype>: CloseEventPrototype { wasClean: Getter, code: Getter, reason: Getter, … } code: constructor: function () reason: wasClean: Symbol(Symbol.toStringTag): “CloseEvent” <get code()>: function code() <get reason()>: function reason() <get wasClean()>: function wasClean() <prototype>: EventPrototype { composedPath: composedPath(), stopPropagation: stopPropagation(), stopImmediatePropagation: stopImmediatePropagation(), … } log.ts:313:11 21:28:47.636 INFO [remote-connection][ExtensionHost][b18a1…][reconnect] starting reconnecting loop. You can get more information with the trace log level. log.ts:301:11 21:28:47.637 INFO [remote-connection][ExtensionHost][b18a1…][reconnect] resolving connection… log.ts:301:11 21:28:47.641 INFO [remote-connection][ExtensionHost][b18a1…][reconnect] connecting to 127.0.0.1:8080… log.ts:301:11 21:28:49.215 INFO [remote-connection][ExtensionHost][b18a1…][reconnect] reconnected! log.ts:301:11 21:29:00.927 载入页面时与 ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=true&skipWebSocketFrames=false 的连接中断。 browserSocketFactory.ts:79:17 21:29:00.929 INFO [remote-connection][ExtensionHost][b18a1…][reconnect] received socket close event (wasClean: false, code: 1006, reason: ). log.ts:301:11 21:29:00.930 ERR close { target: WebSocket, isTrusted: true, wasClean: false, code: 1006, reason: “”, srcElement: WebSocket, eventPhase: 0, bubbles: false, cancelable: false, returnValue: true, … } bubbles: false cancelBubble: false cancelable: false code: 1006 composed: false currentTarget: null defaultPrevented: false eventPhase: 0 explicitOriginalTarget: WebSocket { url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=true&skipWebSocketFrames=false”, readyState: 3, bufferedAmount: 0, … } isTrusted: true originalTarget: WebSocket { url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=true&skipWebSocketFrames=false”, readyState: 3, bufferedAmount: 0, … } reason: “” returnValue: true srcElement: WebSocket { url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=true&skipWebSocketFrames=false”, readyState: 3, bufferedAmount: 0, … } target: WebSocket { url: “ws://127.0.0.1:8080/?type=ExtensionHost&reconnectionToken=b18a168d-4b38-47f4-8a83-12fbd73f6028&reconnection=true&skipWebSocketFrames=false”, readyState: 3, bufferedAmount: 0, … } timeStamp: 5488924 type: “close” wasClean: false <get isTrusted()>: function isTrusted() <prototype>: CloseEventPrototype { wasClean: Getter, code: Getter, reason: Getter, … } log.ts:313:11 21:29:00.930 INFO [remote-connection][ExtensionHost][b18a1…][reconnect] starting reconnecting loop. You can get more information with the trace log level. log.ts:301:11 21:29:00.931 INFO [remote-connection][ExtensionHost][b18a1…][reconnect] resolving connection… log.ts:301:11 21:29:00.931 INFO [remote-connection][ExtensionHost][b18a1…][reconnect] connecting to 127.0.0.1:8080… log.ts:301:11 21:29:03.237 INFO [remote-connection][ExtensionHost][b18a1…][reconnect] reconnected! log.ts:301:11