chat.vue:225 Uncaught (in promise) TypeError: uniCloud.SSEChannel is not a constructor at _callee5$ (chat.vue:225) at tryCatch (chunk-vendors.js:54054) at Generator. (chunk-vendors.js:54135) at Generator.next (chunk-vendors.js:54079) at asyncGeneratorStep (chunk-vendors.js:16409) at _next (chunk-vendors.js:16428) at chunk-vendors.js:16433 at new Promise () at chunk-vendors.js:16425 at VueComponent.send (chat.vue:295) _callee5$ @ chat.vue:225 tryCatch @ chunk-vendors.js:54054 (anonymous) @ chunk-vendors.js:54135 (anonymous) @ chunk-vendors.js:54079 asyncGeneratorStep @ chunk-vendors.js:16409 _next @ chunk-vendors.js:16428 (anonymous) @ chunk-vendors.js:16433 (anonymous) @ chunk-vendors.js:16425 send @ chat.vue:295 _callee4$ @ chat.vue:189 tryCatch @ chunk-vendors.js:54054 (anonymous) @ chunk-vendors.js:54135 (anonymous) @ chunk-vendors.js:54079 asyncGeneratorStep @ chunk-vendors.js:16409 _next @ chunk-vendors.js:16428 Promise.then (async) asyncGeneratorStep @ chunk-vendors.js:16418 _next @ chunk-vendors.js:16428 (anonymous) @ chunk-vendors.js:16433 (anonymous) @ chunk-vendors.js:16425 beforeSendMsg @ chat.vue:189 click @ pages-chat-chat.js:25205 invokeWithErrorHandling @ chunk-vendors.js:4303 invoker @ chunk-vendors.js:4628 invokeWithErrorHandling @ chunk-vendors.js:4303 invoker @ chunk-vendors.js:4624 original._wrapper @ chunk-vendors.js:9512