java - How can I set breakpoint in Eclipse? -


i've got error when trying set breakpoint in library class (in .class file)

enter image description here

the error says don't generate line number attributes, while in preferences have them enabled picture here

enter image description here i've tried re-downloading eclipse , reinstalling java, nothing changed

you cannot debug *.class files. may debug own *.java files. @ helpful article: http://www.vogella.com/tutorials/eclipsedebugging/article.html
i think, many helps you.


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