81Debug & testEssential

Error

A problem that occurs while the program runs, causing some features to stop working.

For example

I saw a TypeError, which means there is a type-related mistake in the code.

Resources

Copy prompt

Here is the stack trace. Identify the root cause and the minimal fix.

Related terms

An error or problem in a program that makes it behave unexpectedly.

For example

The page errors after I click save — that is a bug.

Finding the cause of a problem and fixing it.

For example

I debugged step by step from the error and found a typo in a variable name.

Information a program records automatically while running, used to trace problems.

For example

I read the runtime log and found why the API call failed.