Allow no workspace and send to dashboard is that happens (#1296)

webapp/src/app.tsx

@@ -42,7 +42,7 @@ if (Utils.isDesktop() && Utils.isFocalboardPlugin()) {
             return
         }
 
-        const pathName = event.data.message.pathName
+        const pathName = event.data.message?.pathName
         if (!pathName) {
             return
         }

webapp/src/pages/boardPage.tsx

@@ -3,7 +3,7 @@
 import React, {useEffect, useState} from 'react'
 import {batch} from 'react-redux'
 import {FormattedMessage, useIntl} from 'react-intl'
-import {generatePath, useHistory, useRouteMatch} from 'react-router-dom'
+import {generatePath, Redirect, useHistory, useRouteMatch} from 'react-router-dom'
 import {useHotkeys} from 'react-hotkeys-hook'
 
 import {Block} from '../blocks/block'
@@ -228,6 +228,13 @@ const BoardPage = (props: Props) => {
         }
     })
 
+    // this is needed to redirect to dashboard
+    // when opening Focalboard for the first time
+    const shouldGoToDashboard = Utils.isFocalboardPlugin() && workspaceId === '0' && !match.params.boardId && !match.params.viewId
+    if (shouldGoToDashboard) {
+        return (<Redirect to={'/dashboard'}/>)
+    }
+
     return (
         <div className='BoardPage'>
             {websocketClosed &&

webapp/src/store/initialLoad.ts

@@ -22,9 +22,6 @@ export const initialLoad = createAsyncThunk(
             client.getAllBlocks(),
             getUserWorkspaces(),
         ])
-        if (!workspace) {
-            throw new Error('no_workspace')
-        }
         return {
             workspace,
             workspaceUsers,