Michael Hoey carded a quadruple-bogey as he ended the European Masters in Switzerland with a four-over-par 74.
The five-times European Tour winner from Belfast bogeyed the first before taking an eight at the par-four eighth.
Hoey dropped further shots at 11 and 12 but rallied with birdies on 14, 15 and 18 to finish the tournament in a tie for 63rd on four over.
Peter Lawrie fared much better, posting a 65 to end five under while Danny Willett won by a shot on 17.
Hoey started the tournament at Crans Montana with an impressive 65, which included a hole-in-one.
However, he fell down the leaderboard with subsequent rounds of 73 and 72.