One person was taken to hospital after allegedly being attacked and robbed along a street near the Hastings CBD.
The incident happened about 8.20pm on Saturday on Heretaunga St East.
A police spokesman said they received a call about an alleged robbery before attending and starting a search for the offender.
"Police and ambulance attended, one person was treated by ambulance and police conducted area searches in an effort to locate the offender," he said.
"However, no offender has yet been located."