I am trying to decompile PrintStream.class with Jasper but i get this error:
Reading: hello.class
Generated: hello.j

D:\project>Java -jar D:\jasper\jasper.jar PrintStream.class
Reading: PrintStream.class
Undefined Attribute (length=0) (name=jasper.Attribute_Unknown@5dcec6)

Undefined Attribute (length=0) (name=jasper.Attribute_Unknown@b25b9d)

Index error for constant pool table: 0
Undefined Attribute (length=0) (name=jasper.Attribute_Unknown@19ce060)

Index error for constant pool table: 3328
Undefined Attribute (length=0) (name=jasper.Attribute_Unknown@4ecfdd)

Index error for constant pool table: 0
Undefined Attribute (length=0) (name=jasper.Attribute_Unknown@30d82d)

Index error for constant pool table: 2560
Undefined Attribute (length=0) (name=jasper.Attribute_Unknown@c09554)

Index error for constant pool table: 512
Undefined Attribute (length=0) (name=jasper.Attribute_Unknown@18bf072)

Index error for constant pool table: 22016
Undefined Attribute (length=0) (name=jasper.Attribute_Unknown@56f631)

Index error for constant pool table: 0
Undefined Attribute (length=0) (name=jasper.Attribute_Unknown@13d28e3)

Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: -18431
at jasper.Pool_Collection.toString(Pool_Collection.ja va:81)
at jasper.Attribute_Collection.<init>(Attribute_Colle ction.java:68)
at jasper.Method.<init>(Method_Collection.java:118)
at jasper.Method_Collection.<init>(Method_Collection. java:30)
at jasper.ClassFile.<init>(ClassFile.java:111)
at jasper.Jasper.main(Jasper.java:88)