Mostly user think that software engineer is computer bug.
In software engineering student must study Unix, C,C++ and JAVA and .NET.
Maybe now require new team for new feature of software.
It is very difficult to find bug software. It looks like this before getting fixed.
Software engineering is a part of computer science and it is very difficult for computer science students.
An error message is message of information which displayed when an unexpected condition occurs. Warning message is for that maybe error can be occur.
You can become engineer in engineering college but can become president if you study in President college.