使用Create-React-App构建React应用时遇模块未找到错误求助

Hey there, let's get that error sorted out quickly!

The Root Cause #

The error is happening because of a case mismatch between your import statement and the actual filename. You're trying to import ./components/player (lowercase 'p'), but your file is named Player.js (uppercase 'P').

Most modern development environments (especially those running on macOS/Linux) are case-sensitive when it comes to file paths, so even a tiny difference in capitalization will cause the module resolver to fail finding the file.

Step-by-Step Fix #

1. Locate the file where you're importing the player component. Based on the error path (.../score-board-app/src/components), this is almost certainly your Players.js file.
2. Find the import line that looks like this:

   import Player from './player';
   

3. Update the path to match the exact filename (uppercase 'P'):

   import Player from './Player';
   

Pro Tip for Future Projects #

Always make sure your import paths match the exact capitalization of your filenames. This prevents cross-platform issues (since Windows is case-insensitive, but deployment environments like Vercel, Netlify, or Linux servers are not) and keeps your codebase consistent.

内容的提问来源于stack exchange，提问作者juanli