https://www.gadgets360.com/science/news/isro-says-irnss-1d-satellite-launch-delayed-due-to-anomaly-667160
Isro Says IRNSS-1D Satellite Launch Delayed Due to Anomaly | Technology News
Mar 4, 2015 - "In order to resolve the technical anomaly through further test, simulation and analysis, the launch of PSLV-C27 with IRNSS-1D has been postponed."
irnss 1dsatellite launch