Emergency services are investigating whether a miscommunication about a police code may have led to hiker Lily Hooper being incorrectly identified as alive.A NSW police spokesperson confirmed the body of Hooper was recovered from dense bushland in the NSW Southern Highlands on Thursday night, more than a week after she went missing.Yesterday, NSW Premier Chris Minns told budget estimates that Hooper had been found "alive" with "half a bottle of water".Australian media, including the ABC, widely reported this.He later told the parliamentary hearing that a body had been found.NSW SES Commissioner Mike Wassing confirmed on Friday that assigning codes during searches was common practice and Hooper had been assigned a code."The codes are usually associated with some aspect like that in terms of bottles of water," he said.The Nattai National park has dense bushland, deep ravines and high cliffs.ABC Illawarra: Justin HuntsdalCommissioner Wassing said the State Emergency Service was working with police "with respect to any of the misinformation associated with that code".Wassing said codes were typically set and briefed to crews on the ground, and inquiries were continuing into what happened."We're not looking at blame," he said."We are looking at identifying how this occurred, and to make sure that we work as agencies collectively, to make sure that this can't occur again."Her body has been recovered from dense bushland in the NSW Southern Highlands more than a week after she went missing.A NSW Police spokesperson said the body was retrieved from bushland in Nattai National Park last night after an eight-day multi-agency search.Hooper's body was located about 11:30am on Thursday, but Assistant Commissioner Joseph Cassar said flying it out proved difficult due to the rough terrain.A NSW Police spokesperson said the body would undergo a post-mortem examination.Hooper left her home in south-western Sydney on the morning of Wednesday, August 12, to go hiking in the Nattai National Park, 90 kilometres south-west of Sydney.Hooper left to go hiking in the Nattai National Park, 90 kilometres south-west of Sydney.ABCHer family alerted police after she failed to return home that evening, which sparked a multi-agency search effort to locate the experienced bushwalker.Her car was later found at the beginning of the Bonnum Pic Walking Trail, a challenging 16km track for more advanced hikers.Almost 100 members of the Australian Defence Force helped with the search for Lily Hooper.ABC News: Billy CooperAlmost 1000 people had helped in the search for Hooper, working day and night, including almost 100 Australian Defence Force personnel, 280 NSW SES volunteers and specialist police crews.The search included scouring dense undergrowth, complex cliff lines and deep ravines, as well as dealing with inclement weather which hampered efforts.Despite this, no sign of the 18-year-old or any personal belonging was located until Thursday.SES volunteers at the command post from where the search for Lily Hooper was coordinated.ABC News: Billy CooperThe body was found by an SES searcher and there was an "eight to 10-minute" period when Hooper's family believed she was found alive, according to police.Police Commissioner MalLanyon later "unreservedly" apologised for the "miscommunication" and "any additional trauma" to Hooper's family.-ABC