没有错误，比如别人问你，“你的理想生活是什么？”，你可以说“当一名律师”

"理想" "生活" are both object, which not always used together. And the career is always not be included in general living actions. So "律师" is always a "理想" rather than"生活".

当律师是我的理想，当律师是我的理想职业。

谢谢大家！

当律师是我的理想 我的理想是当律师