Manchester City goalkeeper Gavin Bazunu has been told by his manager to expect more mistakes after a high-profile error in Portsmouth's 4-1 defeat to Rotherham on Saturday.
Portsmouth reacted well to going behind by equalising in a game that could have seen them jump into the League One play-offs had they won.
However, Bazunu couldn't hold onto a speculative 25-yard effort shortly afterwards, dropping it under no pressure to prompt a penalty area scramble before Michael Smith converted from close range.
Seven minutes later the 2-1 deficit had turned into 4-1, and Pompey were beaten to continue a poor run of one win in 11 in all competitions.
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