could not get response from bot and it is giving error as cant set headers after they are sent. about bot-handoff HOT 4 OPEN

Hey was your issue resolved?

from bot-handoff.

anyone has found the solution?

from bot-handoff.

I am facing the same issue now. Can we have support for this please?

Error [ERR_HTTP_HEADERS_SENT]: Cannot set headers after they are sent to the client
at ServerResponse.setHeader (_http_outgoing.js:471:11)
at applyHeaders (C:\Work\BotFramework\example\node_modules\cors\lib\index.js:153:15)
at applyHeaders (C:\Work\BotFramework\example\node_modules\cors\lib\index.js:149:11)
at applyHeaders (C:\Work\BotFramework\example\node_modules\cors\lib\index.js:149:11)
at cors (C:\Work\BotFramework\example\node_modules\cors\lib\index.js:184:7)
at C:\Work\BotFramework\example\node_modules\cors\lib\index.js:221:17
at originCallback (C:\Work\BotFramework\example\node_modules\cors\lib\index.js:211:15)
at C:\Work\BotFramework\example\node_modules\cors\lib\index.js:216:13
at optionsCallback (C:\Work\BotFramework\example\node_modules\cors\lib\index.js:196:9)
at corsMiddleware (C:\Work\BotFramework\example\node_modules\cors\lib\index.js:201:7)
at Layer.handle [as handle_request] (C:\Work\BotFramework\example\node_modules\express\lib\router\layer.js:95:5)
at trim_prefix (C:\Work\BotFramework\example\node_modules\express\lib\router\index.js:317:13)
at C:\Work\BotFramework\example\node_modules\express\lib\router\index.js:284:7
at Function.process_params (C:\Work\BotFramework\example\node_modules\express\lib\router\index.js:335:12)
at next (C:\Work\BotFramework\example\node_modules\express\lib\router\index.js:275:10)
at next (C:\Work\BotFramework\example\node_modules\express\lib\router\route.js:127:14)
at C:\Work\BotFramework\example\node_modules\botbuilder\lib\bots\ChatConnector.js:569:21
at ChatConnector.onDispatchEvents (C:\Work\BotFramework\example\node_modules\botbuilder\lib\bots\ChatConnector.js:546:17)
at ChatConnector.dispatch (C:\Work\BotFramework\example\node_modules\botbuilder\lib\bots\ChatConnector.js:554:18)
at C:\Work\BotFramework\example\node_modules\botbuilder\lib\bots\ChatConnector.js:150:27
at OpenIdMetadata.getKey (C:\Work\BotFramework\example\node_modules\botbuilder\lib\bots\OpenIdMetadata.js:26:13)
at ChatConnector.verifyBotFramework (C:\Work\BotFramework\example\node_modules\botbuilder\lib\bots\ChatConnector.js:124:28)
Error: GET to 'https://state.botframework.com/v3/botstate/directline/users/Agent01' failed: [405] Method Not Allowed
at AppInsightsAsyncCorrelatedErrorWrapper.ZoneAwareError (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:811:33)
at new AppInsightsAsyncCorrelatedErrorWrapper (C:\Work\BotFramework\example\node_modules\applicationinsights\out\AutoCollection\CorrelationContextManager.js:173:18)
at Request._callback (C:\Work\BotFramework\example\node_modules\botbuilder\lib\bots\ChatConnector.js:647:46)
at Request.self.callback (C:\Work\BotFramework\example\node_modules\request\request.js:185:22)
at ZoneDelegate.invokeTask (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:275:35)
at Zone.runTask (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:151:47)
at Request.ZoneTask.invoke (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:345:33)
at Request.emit (events.js:182:13)
at Request. (C:\Work\BotFramework\example\node_modules\request\request.js:1161:10)
at ZoneDelegate.invokeTask (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:275:35)
at Zone.runTask (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:151:47)
at Request.ZoneTask.invoke (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:345:33)
at Request.emit (events.js:182:13)
at IncomingMessage. (C:\Work\BotFramework\example\node_modules\request\request.js:1083:12)
at Object.onceWrapper (events.js:273:13)
at ZoneDelegate.invokeTask (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:275:35)
at Zone.runTask (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:151:47)
at IncomingMessage.ZoneTask.invoke (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:345:33)
at IncomingMessage.emit (events.js:187:15)
at endReadableNT (_stream_readable.js:1090:12)
at ZoneDelegate.invokeTask (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:275:35)
at Zone.runTask (C:\Work\BotFramework\example\node_modules\zone.js\dist\zone-node.js:151:47)

from bot-handoff.

Any solutions ?? I am also facing same issue

from bot-handoff.