Merge pull request #2831 from ethereum/fix_loading_udapp

Fix loading udapp

apps/remix-ide/src/blockchain/execution-context.js

@@ -20,7 +20,7 @@ if (typeof window !== 'undefined' && typeof window.ethereum !== 'undefined') {
 export class ExecutionContext {
   constructor () {
     this.event = new EventManager()
-    this.executionContext = null
+    this.executionContext = 'vm'
     this.lastBlock = null
     this.blockGasLimitDefault = 4300000
     this.blockGasLimit = this.blockGasLimitDefault

libs/remix-ui/workspace/src/lib/remix-ui-workspace.tsx

@@ -26,7 +26,11 @@ export function Workspace () {
   const initGitRepoRef = useRef<HTMLInputElement>()
 
   useEffect(() => {
-    setCurrentWorkspace(localStorage.getItem('currentWorkspace') ? localStorage.getItem('currentWorkspace') : '')
+    let workspaceName = localStorage.getItem('currentWorkspace')
+    if (!workspaceName && global.fs.browser.workspaces.length) {
+      workspaceName = global.fs.browser.workspaces[0].name
+    }
+    setCurrentWorkspace(workspaceName)
     resetFocus()
   }, [])