Receiving a nil:NilClass error for a non nil class

It is a programming error indicating that an object that is expected to exist is not actually present, causing a "nil" or empty value to be returned.

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Receiving a nil:NilClass error for a non-nil class
When programming in Ruby, you may encounter errors that can be difficult to understand at first. One of these errors is the nil:NilClass error, which occurs when you try to call a method or access an attribute on a nil value. However, in some cases, you can receive this error even if the value you are trying to access is not nil. In this article, we will explain why this error occurs and how to fix it.