got error while compiling

[YudaAdiPratama]

etheraccount/src/etheraccount.cpp:75:20: warning:
abigen warning (Action does not have a ricardian contract)
void etheraccount::pushtx( const bytes& rlptx, const asset& txfee, uint3...
^
Warning, action does not have a ricardian contract
1 warning generated.
make[4]: *** [CMakeFiles/etheraccount.dir/all] Error 2
make[3]: *** [all] Error 2
make[2]: *** [etheraccount_project-prefix/src/etheraccount_project-stamp/etheraccount_project-build] Error 2
make[1]: *** [CMakeFiles/etheraccount_project.dir/all] Error 2
make: *** [all] Error 2