Altrincham could only share the points with Maidstone despite enjoying a man advantage for much of the second half of their 1-1 draw.
The hosts at Moss Lane got their Vanarama National League season off to a mortifying start when Liam Brockbank took an awkward deflection off a free-kick for an own goal in the fourth minute.
It looked likely to be the only strike for either side before the break until a last-ditch effort by Chris Conn-Clarke paid off in the first minute of stoppage time.
The Robins found themselves with the one-man advantage after Hady Ghandour was sent off for a foul on Aaron Bennett in the 61st minute, but even five minutes of stoppage time were not enough for them to find a winner.
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