How to install and add JRE7 in Eclipse?

If you want to install JRE7 in Eclipse then we have given step by step details in this article.

Download Java and Install it.

Download Eclipse and Open it.

In Eclipse window, Right Click on Java Project and Click Properties -> Click on Library Tab -> Select Java Build Path.

Verify if "JARs and class folders on build path" section -> Unbound
install and add JRE7 in Eclipse

43.1 properties-of-java-project

 Select the Unbound JRE in the Libraries and Click on Edit
43.2 jre-system-library1

You will get warning or Error: No JRE in workspace compatible with specified execution environment JAVA SE-1.7

Click on Alternate JRE Option -> Click on Installed JREs button (Don't click on Finish Yet)

43.3 jre-system-library-in-eclipse

It will open a Dialogue box for Installed JREs and Click on Add.
43.4 eclipse-preferences

Now Select the Type pf JREs -> Select Standard VM -> Click Next
43.5 add-jre

Click on the Directory button to Select JRE7 Home Directory in Specify attributes for a JRE Dialogue box->  Click Finish
43.6 jre-definition

Verify whether newly added JRE7 is in the list or not. Click Ok
43.7 installed-jre7

Now select Select JRE7 in Alternate JRE
43.8 jre7-in-jre-system-library

Click Finish and verify whether Unbound error is gone or not.
43.9 jre-7-installed-and-added-in-eclipse

Let's verify...

43.10 unbound-error-solved-in-eclipse

JRE7 is installed and Unbound classpath container or Build Path Problem or Build Path Entry Missing Error is resolved :-) also.

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