update

node_modules/@nuxt/loading-screen/lib/loading.js

@@ -5,7 +5,7 @@ const serveStatic = require('serve-static')
 const getPort = require('get-port-please')
 const { json, end, header } = require('node-res')
 
-const { parseStack } = require('./utils/error')
+const { parseStack } = require('./utils')
 const SSE = require('./sse')
 
 class LoadingUI {

node_modules/@nuxt/loading-screen/lib/sse.js

@@ -13,7 +13,10 @@ class SSE {
     status(res, 200)
     header(res, 'Content-Type', 'text/event-stream')
     header(res, 'Cache-Control', 'no-cache')
-    header(res, 'Connection', 'keep-alive')
+
+    if (req.httpVersion !== '2.0') {
+      header(res, 'Connection', 'keep-alive')
+    }
 
     this.subscriptions.add(res)
     res.on('close', () => this.subscriptions.delete(res))

node_modules/@nuxt/loading-screen/lib/utils.js

@@ -0,0 +1,21 @@
+const { sep } = require('path')
+
+// copied from https://github.com/nuxt/consola/blob/master/src/utils/error.js
+function parseStack (stack) {
+  const cwd = process.cwd() + sep
+
+  const lines = stack
+    .split('\n')
+    .splice(1)
+    .map(l => l
+      .trim()
+      .replace('file://', '')
+      .replace(cwd, '')
+    )
+
+  return lines
+}
+
+module.exports = {
+  parseStack
+}