src/share/vm/classfile/modules.hpp

*** 43,53 ****
    // * Module's Class loader is not a subclass of java.lang.ClassLoader
    // * Module's Class loader already has a module with that name
    // * Module's Class loader has already defined types for any of the module's packages
    // * Module_name is syntactically bad
    // * Packages contains an illegal package name
-   // * Packages contains a duplicate package name
    // * A package already exists in another module for this class loader
    // * Module is an unnamed module
    // * num_packages is negative
    // * num_packages is non-zero when packages is null
    //  NullPointerExceptions are thrown if module is null.
--- 43,52 ----