error while compiling

hi
i downloaded latest version of orbacus and i am new to it. while compiling i 
am getting an error something like the following. can someone please help me 
how to get rid of this. 
thank you


make[3]: Entering directory `/home/han/orbacus/ob/test/types' 
rm -f Types.cpp Types.h 
../../bin/idl -I../../idl --no-skeletons Types.idl 
System exception `COMM_FAILURE' 
Reason: neither nodename nor servname provided, or not known 
Locality: exception has been generated locally 
Completed: no 
Minor code: 0x4f4f0020 (unknown hostname) 
make[3]: *** [Types.cpp] Error 1 
make[3]: Leaving directory `/home/han/orbacus/ob/test/types' 
make[2]: *** [install] Error 1 
make[2]: Leaving directory `/home/han/orbacus/ob/test' 
make[1]: *** [install] Error 1 
make[1]: Leaving directory `/home/han/orbacus/ob' 
make: *** [install] Error 1

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