To Fix TypeError: this.libOptions.parse is not a function Error you just need to downgrade eslint to 8.22.0 in typescript. In this article, we will try to figure out how this error occurs and what are the possible fixes for this error. First of all, let’s explore how this error occurs.
Solution 1: Downgrade eslint
This error occurs in eslint‘s latest version 8.23 and that is causing this error. To Fix TypeError: this.libOptions.parse is not a function Error you just need to downgrade eslint to the 8.22.0. First of all delete node_modules and package-lock.json by running this command
rm -rf node_modules; rm package-lock.json;
Now, install eslint 8.22.0 by using this command.
npm i eslint@8.22.0
Then, run npm install and now, your error will be solved. Thanks.
Solution 2: Follow this Step
First Of all Open Your package.json file and and then set ESLint
version to 8.22.0.
"eslint": "8.22.0"
Now, You need to delete the node_modules folder. And then Delete the package-lock.json file too. OR You can use this command to delete node_modules folder and package-lock.json file.
rm -rf node_modules; rm package-lock.json;
Now, You need to install npm to get all dependencies Just run npm install in Your terminal.
npm install
And now, Your error will be solved. Thank You.
Solution 3: For Yarn Users
If You are using Yarn then You just need to run the following command in your terminal.
yarn add eslint@8.22.0 --save-exact
And just restart your project will resolve your error.
Frequently Asked Questions
- How To Fix TypeError: this.libOptions.parse is not a function Error?
To Fix TypeError: this.libOptions.parse is not a function Error First Of all Open Your package.json file and and then set
ESLint
version to 8.22.0: “eslint”: “8.22.0” Now, You need to delete the node_modules folder. And then Delete the package-lock.json file too. OR You can use this command to delete node_modules folder and package-lock.json file: rm -rf node_modules; rm package-lock.json; Now, You need to install npm to get all dependencies Just run npm install in Your terminal: npm install And now, Your error will be solved. Thank You. - TypeError: this.libOptions.parse is not a function
This error is Occurs in eslint‘s latest version 8.23 and that is causing this error. To Fix TypeError: this.libOptions.parse is not a function Error you just need to downgrade eslint to the 8.22.0. First of all delete node_modules and package-lock.json by running this command: rm -rf node_modules; rm package-lock.json; Now, install eslint 8.22.0 by using this command: npm i eslint@8.22.0 Then, run npm install and now, your error will be solved. Thanks.
Conclusion
To fix this error you need to downgrade your eslint to the 8.22.0 and then your error will be fixed. Hope our article is helped you to solve this error. Comment below which solution is worked for you.
Also, Read
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