fixed error handling in gass copy... was causing seg faults when result_t cache overflowed
fixed error handling in gass copy... was causing seg faults when result_t cache overflowed

ellert/globus-toolkit,globus/globus-toolkit,globus/globus-toolkit,globus/globus-toolkit,globus/globus-toolkit,ellert/globus-toolkit,ellert/globus-toolkit,ellert/globus-toolkit,gridcf/gct,ellert/globus-toolkit,globus/globus-toolkit,globus/globus-toolkit,globus/globus-toolkit,ellert/globus-toolkit,globus/globus-toolkit,gridcf/gct,gridcf/gct,gridcf/gct,ellert/globus-toolkit,gridcf/gct,gridcf/gct,ellert/globus-toolkit