Description
ERROR Error: Uncaught (in promise): SyntaxError: Failed to construct 'WebSocket': The URL 'undefined' is invalid.
Error: Failed to construct 'WebSocket': The URL 'undefined' is invalid.
at Client../src/client.ts.Client._createWebSocket (vendor.js:186361)
at Client.<anonymous> (vendor.js:186301)
at step (vendor.js:186107)
at Object.next (vendor.js:186088)
at fulfilled (vendor.js:186079)
at ZoneDelegate.invoke (polyfills.js:1520)
at Object.onInvoke (vendor.js:108058)
at ZoneDelegate.invoke (polyfills.js:1519)
at Zone.run (polyfills.js:1279)
at polyfills.js:2006
at resolvePromise (polyfills.js:1948)
at polyfills.js:1862
at fulfilled (vendor.js:186079)
at ZoneDelegate.invoke (polyfills.js:1520)
at Object.onInvoke (vendor.js:108058)
at ZoneDelegate.invoke (polyfills.js:1519)
at Zone.run (polyfills.js:1279)
at polyfills.js:2006
at ZoneDelegate.invokeTask (polyfills.js:1555)
at Object.onInvokeTask (vendor.js:108036)