我正在尝试使用CLI在Heroku上部署React Web应用程序。但是当我跑步时

     git push heroku master

从我的项目文件夹中，它抛出错误：

    Counting objects: 213, done.
    Delta compression using up to 4 threads.
    Compressing objects: 100% (212/212), done.
    Writing objects: 100% (213/213), 515.89 KiB | 0 bytes/s, done.
    Total 213 (delta 40), reused 0 (delta 0)
    remote: Compressing source files... done.
    remote: Building source:
    remote: 
    remote: -----> Node.js app detected
    remote: 
    remote: -----> Build failed
    remote:  !     Two different lockfiles found: package-lock.json and 
    yarn.lock
    remote: 
    remote:        Both npm and yarn have created lockfiles for this 
    application,
    remote:        but only one can be used to install dependencies. 
    Installing
    remote:        dependencies using the wrong package manager can 
    result in missing
    remote:        packages or subtle bugs in production.
    remote: 
    remote:        - To use npm to install your application's 
    dependencies please delete
    remote:          the yarn.lock file.
    remote: 
    remote:          $ git rm yarn.lock
    remote: 
    remote:        - To use yarn to install your application's 
    dependences please delete
    remote:          the package-lock.json file.
    remote: 
    remote:          $ git rm package-lock.json
    remote:     
    remote:        https://kb.heroku.com/why-is-my-node-js-build-
    failing-because-of-conflicting-lock-files
    remote: 
    remote:  !     Push rejected, failed to compile Node.js app.
    remote: 
    remote:  !     Push failed
    remote: Verifying deploy...
    remote: 
    remote: !   Push rejected to MyAPP.
     remote: 
     To https://git.heroku.com/MyAPP.git
    ! [remote rejected] master -> master (pre-receive hook declined)
    error: failed to push some refs to 
   'https://git.heroku.com/MyAPP.git'

由于使用npm，我做了rm并删除了纱线锁文件。仍然出现相同的错误。现在，当我实际执行rm
yarn.lock时，在终端中找不到任何条目。为什么不知道Heroku CLI坚持认为我的目录中仍然有yarn lock文件。