Why do I get Exception in thread "main" java.lang.UnsupportedClassVersionError?
102711
Cannot execute Java program: UnsupportedClassVersionError
20209
Exception in thread "main" java.lang.NoClassDefFoundError: wrong name
37575
RuntimeException: Unable to instantiate application
3889
Why am I getting a NoClassDefFoundError in Java?
31444
What is the "Ignoring InnerClasses attribute" warning output during compilation?
132818
JDK 1.7 breaks backward compatibility? (generics)
84773
cannot run a simple java code
138618
How to resolve NullPointerException error in my below POM code?
133841
Java: Unable to create new native thread
7534
Java error: class, interface, or enum expected
61351
NetworkOnMainThreadException
93656
java.lang.ClassFormatError: Absent Code attribute in method that is not native or abstract in class file javax/faces/webapp/FacesServlet
138686
Servlet: java.lang.ClassNotFoundException: org.json.simple.parser.ParseException
72090
how do I get eclipse to use a different compiler version for Java?
48391
"Main method not found" error when starting program?
156413
Minecraft Error: Could not find or load main class
122195
java.lang.ClassNotFoundException: sun.jdbc.odbc.JdbcOdbcDriver Exception occurring. Why?