Tagged: react development issues

Development / Development Issues / Tutorials

May 30, 2023

React Hook use is called conditionally. React Hooks must be called in the exact same order in every component render

React Hooks are fantastic and, used correctly, very powerful. But when it breaks, it all comes crashing down. None more so than with the relatively cryptic error: So, no mishmashing about with the order...

Warning: Each child in a list should have a unique key prop

Development Issues

April 23, 2022

Warning: Each child in a list should have a unique “key” prop.

After you’ve used React for only a short time, you’re likely to come across one of these warnings. Even experienced developers come across this error – usually due to an oversight in their code....

Development Issues

April 20, 2022

TypeError: undefined is not an object – React

In React (and other JavaScript-based languages and frameworks) a common error that you may come across during development is: This can be completely frustrating but the solution is usually fairly simply once you know...

Tagged: react development issues

React Hook use is called conditionally. React Hooks must be called in the exact same order in every component render

Warning: Each child in a list should have a unique “key” prop.

TypeError: undefined is not an object – React

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Tagged: react development issues

React Hook use is called conditionally. React Hooks must be called in the exact same order in every component render

Warning: Each child in a list should have a unique “key” prop.

TypeError: undefined is not an object – React

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