javascript error Archives - Learn ReactJS & React Native With Me

SyntaxError: Support for the experimental syntax jsx isn’t currently enabled

Akash Mittal
September 15, 2022

JavaScript throws error “Support for the experimental syntax ‘jsx’ isn’t currently enabled” when either babel is not configured properly or there is script tag in JS file. In this article…

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JavaScript TypeError: “xyz” is not a function – Code Example

Akash Mittal
September 11, 2022

JavaScript throws TypeError: something is not a function when you try to call a non-function entity with (). For example, if there is a variable x = 5 then if…

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JavaScript SyntaxError: Unexpected token – Code Example

Akash Mittal
September 10, 2022

SyntaxError is raised by nearly all programming languages. The main cause is the issue with standard language construct. In this article we will discuss about the Unexpected token error of…

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TypeError: Cannot read properties of undefined (‘FLAGS’) – Code Example

Akash Mittal
August 30, 2022

In Discord.js v14, Intent is deprecated. If you try to use Intents.FLAGS.GUILDS then it will raise TypeError: Cannot read properties of undefined (reading ‘FLAGS’). Instead you will need to use…

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domexception: failed to load because no supported source was found

Akash Mittal
August 14, 2022

Browsers like Chrome throws uncaught (in promise) domexception: failed to load because no supported source was found when it is not able to load audio files from url. This sometimes…

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uncaught (in promise) DOMexception – Code Example

Akash Mittal
August 30, 2022

uncaught (in promise) DOMexception is raised by browsers when something wrong is there in DOM and exception is thrown but there is no function to catch it. It is generally…

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[Code Error] RangeError: toString() radix argument between 2 and 36

Akash Mittal
August 3, 2022

Get code to resolve the RangeError: toString() radix argument must be between 2 and 36. Radix in parseInt() or toString() cannot be less than 2 and greater than 36. This…

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SyntaxErr: Not legal ECMA-262 octal constant JavaScript – Code Example

Akash Mittal
August 30, 2022

In this article we will learn with code example, how to resolve SyntaxError: number is not a legal ECMA-262 octal constant. Octal numbers are in the range 0-7. Any number…

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Unchecked runtime.lastError: The message port closed before a response was received

Akash Mittal
July 3, 2021

Chrome throws Unchecked runtime.lastError: The message port closed before a response was received when either there is a conflict with an extension or some of the onMessage listeners in your…

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.map is not a function

Akash Mittal
September 5, 2022

map() can only be used with Arrays. So, if you are getting error .map is not a function, you are probably using it on either the objects or other variables…

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