Rangers' need for fresh leadership became even more pressing as they suffered a 2-1 defeat to Dundee at Dens Park.
Caretaker boss Graeme Murty was in charge for the second match running following Mark Warburton's exit.
But he was left looking forlorn as goals from Mark O'Hara and Kevin Holt gave the Taysiders their first home win over the Ibrox side in 25 years.
Joe Garner gave Rangers hope after the break but the damage had already been done.
Over a week on from Warburton's exit, the Light Blues...
Celtic boss Brendan Rodgers has expressed his sadness at the departure of Mark Warburton from Rangers.
The Ibrox club -- 27 points behind Scottish Premiership leaders Celtic in their first season back in the top-flight -- announced last Friday night that they had accepted the resignations of Warburton, assistant manager Davie Weir and head of recruitment Frank McParland.
The trio subsequently denied they had resigned, but under-20s manager Graeme Murty was in the technical area for Sunday's home...
Rangers managing director Stewart Robertson claims the Ibrox outfit already have their eye on a number of managerial candidates -- and insists they will go for someone with the wow factor.
Gers are on the look out for a new boss following Mark Warburton's surprise exit last week.
Former manager Alex McLeish remains the favourite to land the job on an interim basis, with the likes of Derek McInnes, Tommy Wright, Billy Davies and Frank de Boer also among those being tipped by bookmakers.
Rangers will need to wait until the end of the season if they are to name Frank de Boer as manager, his brother Ronald has told the BBC.
The De Boers both played for the Scottish giants in 2004, and reports in Scotland have suggested Frank could take over following the exit of Mark Warburton.
But Ronald de Boer told BBC Radio Scotland's Sportsound programme that his brother's experience at Inter Milan -- who sacked him after three months having appointed him close to the start of this season --...