How do I fix editor does not contain main type?

How do I fix editor does not contain main type?

15 Answers

1. Right click on the project folder -> Properties.
2. Choose ‘Java Build Path’
3. Click on ‘Sources’ tab on top.
4. Click on ‘Add Folder’ on the right panel.
5. Select your folders and apply.

Why Eclipse shows editor does not contain a main type?

34 Answers. In Eclipse, make sure you add your source folder in the project properties -> java build path -> source. Otherwise, the main() function may not be included in your project.

What is the main type?

MainType is a powerful but easy to use font manager and font viewer for Windows, that takes the frustration out of managing your fonts. It is packed with tons of intuitive features that makes it simple to find, preview, organize, install, and print your fonts.

How do I specify main type in Eclipse?

Right click your project > Run As > Run Configuration… > Java Application (in left side panel) – double click on it. That will create new configuration. click on search button under Main Class section and select your main class from it.

How do you solve selection does not contain main type in Eclipse?

The solution was to right-click on the class containing the main method, and then choose Run As -> Java Application. It seems that when you add a file to the build path, Eclipse automatically assumes that file is where the main method is.

What is a main type in java?

Java main method is the entry point of any java program. Its syntax is always public static void main(String[] args) . You can only change the name of String array argument, for example you can change args to myStringArgs . Also String array argument can be written as String… args or String args[] .

What is unresolved compilation problem?

Introduction. Unresolved compilation problems in the code are due to compilation errors in the code. Many problems can be detected if we use an IDE like IntelliJ, Eclipse IDE, etc. This is a very generic error and there could be multiple reasons to get this error.

What is a java main method?

A main() method in java is an entry point to start the execution of a program. Every Java application has at least one class and at least one main method. Normally, an application consists of many classes and only one of the class needs to have a main method.

How do you write a main method in java?

Java main method is the entry point of any java program. Its syntax is always public static void main(String[] args) . You can only change the name of String array argument, for example you can change args to myStringArgs .

How do I fix unresolved compilation problem?

1. Just try to include package name in eclipse in case if you forgot it.
2. Import all packages before using it, EX: import java. Scanner before using Scanner class.
3. Also make sure to check compiler compliance level and selected jdk version is same.