Fix case when no server is given
Fix case when no server is given

rizar/attention-lvcsr,rizar/attention-lvcsr,nke001/attention-lvcsr,rizar/attention-lvcsr,nke001/attention-lvcsr,nke001/attention-lvcsr,rizar/attention-lvcsr,rizar/attention-lvcsr,nke001/attention-lvcsr,nke001/attention-lvcsr