ERROR - Duplicate input: third_party/closure-library/closure/goog/base.js

[chengfenglv]

When i run following command on my windows following the steps of phob( http://ph0b.com/battery-historian-2-0-windows/), it didn't work and created the following error message:

java -jar third
_party\closure-compiler\compiler.jar --closure_entry_point historian.Historian -
-js js*.js --js third_party\closure-library\closure\goog\base.js --js third_par
ty\closure-library\closure\goog** --only_closure_dependencies --generate_export
s --js_output_file compiled\historian-optimized.js --compilation_level SIMPLE_OP
TIMIZATIONS
ERROR - Duplicate input: third_party/closure-library/closure/goog/base.js

1 error(s), 0 warning(s)

Anyone help me? pls~
If someone can help me in fixing it, it would be great.