Lesson 5: Getting 'An unexpected error occurred: "Invalid value type 10:0 in /workspace/Blockchain_basics/yarn.lock".'

[gargabhinav0001]

While running commang: yarn add ethers
I am getting this error->
An unexpected error occurred: "Invalid value type 10:0 in /workspace/Blockchain_basics/yarn.lock".

my file is:

# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
# yarn lockfile v1


command-exists@^1.2.8:
  version "1.2.9"
  resolved "https://registry.yarnpkg.com/command-exists/-/command-exists-1.2.9.tgz#c50725af3808c8ab0260fd60b01fbfa25b954f69"
  integrity sha512-LTQ/SGc+s0Xc0Fu5WaKnR0YiygZkm9eKFvyS+fRsU7/ZWFF8ykFM6Pc9aCVf1+xasOOZpO3BAVgVrKvsqKHV7w==

commander@^8.1.0:
  version "8.3.0"s
  resolved "https://registry.yarnpkg.com/commander/-/commander-8.3.0.tgz#4837ea1b2da67b9c616a67afbb0fafee567bca66"
  integrity sha512-OkTL9umf+He2DZkUq8f8J9of7yL6RJKI24dVITBmNfZBmri9zYZQrKkuXiKhyfPSu8tUhnVBB1iKXevvnlR4Ww==

follow-redirects@^1.12.1:
  version "1.15.2"
  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.15.2.tgz#b460864144ba63f2681096f274c4e57026da2c13"
  integrity sha512-VQLG33o04KaQ8uYi2tVNbdrWp1QWxNNea+nmIB4EVM28v0hmP17z7aG1+wAkNzVq4KeXTq3221ye5qTJP91JwA==

js-sha3@0.8.0:
  version "0.8.0"
  resolved "https://registry.yarnpkg.com/js-sha3/-/js-sha3-0.8.0.tgz#b9b7a5da73afad7dedd0f8c463954cbde6818840"
  integrity sha512-gF1cRrHhIzNfToc802P800N8PpXS+evLLXfsVpowqmAFR9uwbi89WvXg2QspOmXL8QL86J4T1EpFu+yUkwJY3Q==

memorystream@^0.3.1:
  version "0.3.1"
  resolved "https://registry.yarnpkg.com/memorystream/-/memorystream-0.3.1.tgz#86d7090b30ce455d63fbae12dda51a47ddcaf9b2"
  integrity sha512-S3UwM3yj5mtUSEfP41UZmt/0SCoVYUcU1rkXv+BQ5Ig8ndL4sPoJNBUJERafdPb5jjHJGuMgytgKvKIf58XNBw==

os-tmpdir@~1.0.2:
  version "1.0.2"
  resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
  integrity sha512-D2FR03Vir7FIu45XBY20mTb+/ZSWB00sjU9jdQXt83gDrI4Ztz5Fs7/yy74g2N5SVQY4xY1qDr4rNddwYRVX0g==

semver@^5.5.0:
  version "5.7.1"
  resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
  integrity sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==

solc@^0.8.17:
  version "0.8.17"
  resolved "https://registry.yarnpkg.com/solc/-/solc-0.8.17.tgz#c748fec6a64bf029ec406aa9b37e75938d1115ae"
  integrity sha512-Dtidk2XtTTmkB3IKdyeg6wLYopJnBVxdoykN8oP8VY3PQjN16BScYoUJTXFm2OP7P0hXNAqWiJNmmfuELtLf8g==
  dependencies:
    command-exists "^1.2.8"
    commander "^8.1.0"
    follow-redirects "^1.12.1"
    js-sha3 "0.8.0"
    memorystream "^0.3.1"
    semver "^5.5.0"
    tmp "0.0.33"

tmp@0.0.33:
  version "0.0.33"
  resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.0.33.tgz#6d34335889768d21b2bcda0aa277ced3b1bfadf9"
  integrity sha512-jRCJlojKnZ3addtTOjdIqoRuPEKBvNXcGYqzO6zWZX8KfKEpnGY5jfggJQ3EjKuu8D4bJRr0y+cYJFmYbImXGw==
  dependencies:
    os-tmpdir "~1.0.2"

[gargabhinav0001]

Solution found: run

1. delete yarn.lock
2. run 'yarn' in terminal , it generate new yarn.lock file.