You are pointing out the errors he has committed.
出自-2010年6月阅读原文
mistakes crack their self-confidence because they attribute errors to a lack of ability, which they feel powerless to change.
2016年12月四级真题（第二套）阅读 Section B
Once the essay was "flawless," she would take an evening to walk me through my errors.
2015年12月四级真题（第二套）阅读 Section B
There was no evidence that errors occurred more when the misnamer was frustrated, tired or angry.
2019年6月四级真题（第一套）阅读 Section C
And errors are common among some of history's most-celebrated scientific minds, too.
2018年12月六级真题（第二套）阅读 Section B
Indeed, they made only half as many errors as those wearing their own clothes on the stroop test one way of measuring attention.
2017年高考英语浙江卷（11月） 阅读理解 阅读B 原文
And guilt, by prompting us to think more deeply about our goodness, can encourage humans to make up for errors and fix relationships.
2019年考研真题（英语二）阅读理解 Section Ⅱ
Professional scientists are expected to know how to analyze data, but statistical errors are alarmingly common in published research, according to David Vaux, a cell biologist.
2015年考研真题（英语一）阅读理解 Section Ⅱ