it is general fact that most learners make errors in both comprehension and production. However, the question is why they go on making the same mistakes. This fact makes an attention to be investigated. Error analysis is one of ways to analyze carefully the mistakes made by the learners in the process of constructing a new system of language. This paper is trying to give a view of the significances of error analysis for the teacher consideration in teaching and learning process.

Keywords: error, mistake, error analysis