Exception in thread "main" java.lang.IllegalArgumentException: PWC6309: Illegal compi

dear ones Please Help me regarding this:-
Exception in thread "main" java.lang.IllegalArgumentException: PWC6309: Illegal compilerSourceVM: 1.7
at org.apache.jasper.JspC.setCompilerSourceVM(JspC.ja va:707)
at org.netbeans.modules.web.project.ant.JspC.main(Jsp C.java:83)
at org.netbeans.modules.web.project.ant.JspCSingle.ma in(JspCSingle.java:125)
C:\Users\Administrator\Documents\NetBeansProjects\ Pantaho\nbproject\build-impl.xml:575: Java returned: 1

please provide you code so that we can have look

You're using "ant" and it is asking to compile under Java 7 (1.7) and you don't have a 1.7 compiler on your machine.