error while building android root file system for beaglebone black

Hi,
I am working with beaglebone black with android. i am building android rootfile system for beaglebone black it’s working fine but show some error

make: *** [out/host/common/obj/JAVA_LIBRARIES/cts-api-coverage_intermediates/javalib.jar] Error 1
make: *** Deleting file `out/host/common/obj/JAVA_LIBRARIES/cts-api-coverage_intermediates/javalib.jar’
make: *** Waiting for unfinished jobs…

i don’t know how to solve this could you help me any one…

Thanking you,