However nothing suspicious has been found by the police.
The news comes ahead of former chief minister of Karanataka BS Yeddyurappa's bail plea that is to be heard by the Karanataka High Court today.
Yeddyurappa is currently lodged at the Parappana Agrahara jail for his alleged involvement in the land denotification scam.
Meanwhile, a terror alert was issued by the intelligence bureau after a call from Jammu and Kashmir was intercepted.
The terror alert has been issued in Mumbai, Delhi, Bangalore and in Ahmedabad.
A medium intensity blast occured at the Delhi High Court on Sep 7 that left dozens injured.