Failed to generate error in Talend Open Studio

Here is on of the solution on failed to generate error. Just after having the error: – Open the log file …./[Talend INSTALL Folder]/workspace/.metadata/.log in notepad. – Go to the end of the file. – You will have a stack trace like that: !STACK 0 org.eclipse.emf.codegen.jet.JETException: InvocationTargetException at org.eclipse.emf.codegen.jet.JETEmitter.generate(JETEmitter.java:475) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:549) […] at org.eclipse.equinox.launcher.Main.basicRun(Main.java:504) at […]