当尝试重新加载应用程序时,在heroku上的React问题,白屏



当我尝试在url.com/settings/devices上重新加载应用程序时,可以在控制台中看到以下错误,或者任何有2个子路由的东西,我不确定要发出什么,因为它不能通过localhost复制。

Uncaught SyntaxError: Unexpected token '<'
main.1982b69e.chunk.js:1 Uncaught SyntaxError: Unexpected token '<'
manifest.json:1 Manifest: Line: 1, column: 1, Syntax error.

package.json

{
"name": "react-template",
"version": "0.1.0",
"private": true,
"homepage": ".",
"engines": {
"node": "^v16.5.0"
},
"dependencies": {
"@emotion/react": "^11.4.1",
"@emotion/styled": "^11.3.0",
"@mui/icons-material": "^5.0.1",
"@mui/material": "^5.0.1",
"@mui/styles": "^5.0.1",
"@testing-library/jest-dom": "^5.14.1",
"@testing-library/react": "^12.0.0",
"@testing-library/user-event": "^13.2.1",
"axios": "^0.21.4",
"browserslist": "^4.16.4",
"react": "^17.0.2",
"react-dom": "^17.0.2",
"react-loading-skeleton": "^2.2.0",
"react-phone-input-2": "^2.14.0",
"react-promise-tracker": "^2.1.0",
"react-router-dom": "^5.3.0",
"react-scripts": "^4.0.3",
"react-spinners": "^0.11.0",
"react-toastify": "^8.0.2",
"retry-axios": "^2.6.0",
"web-vitals": "^2.1.0"
},
"scripts": {
"start": "react-scripts start",
"build": "react-scripts build",
"test": "react-scripts test",
"eject": "react-scripts eject"
},
"eslintConfig": {
"extends": [
"react-app",
"react-app/jest"
]
},
"browserslist": {
"production": [
">0.2%",
"not dead",
"not op_mini all"
],
"development": [
"last 1 chrome version",
"last 1 firefox version",
"last 1 safari version"
]
}
}

编辑1:

我明白了,如果我改变主页的包。json到我的react应用程序的url,它解决了这个问题,但我想找到一个"一刀切";解决方案,因为我不想每次更改主机平台时都要不断更改主页。

编辑2:我想我可以直接设置包裹。json"homepage": "/",让它工作,因为我想让它工作。

在package中设置主页值。Json到首页"; "/",

  • 从/开始解析根目录
  • 从。/开始解析当前目录
  • 从…/从父目录
  • 解析