Runtime Errors (original) (raw)

Last Updated : 6 Aug, 2025

Runtime Errors:

• A runtime error in a program is an error that occurs while the program is running after being successfully compiled.
• Runtime errors are commonly called referred to as _"bugs" and are often found during the debugging process before the software is released.
• When runtime errors occur after a program has been distributed to the public, developers often release patches, or small updates designed to fix the errors.
• Anyone can find the list of issues that they might face if they are a beginner in this article.
• While solving problems on online platforms, many run time errors can be faced, which are not clearly specified in the message that comes with them. There are a variety of runtime errors that occur such as **logical errors, **Input/Output errors, **undefined object errors, **division by zero errors, and many more.

Types of Runtime Errors:

Ways to avoid Runtime Errors:

• Avoid using variables that have not been initialized. These may be set to **0 on your system but not on the coding platform.
• Check every single occurrence of an array element and ensure that it is not out of bounds.
• Avoid declaring too much memory. Check for the memory limit specified in the question.
• Avoid declaring too much Stack Memory. Large arrays should be declared globally outside the function.
• Use return as the end statement.
• Avoid referencing free memory or null pointers.