Did this problem occur during 1943 by any chance? If so others have also experienced something similar see http://www.subsim.com/radioroom/showthread.php?t=189886 .
Nemo
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"I'm afraid there is no disguising the fact that King's obsession with the Pacific and the Battle of Washington cost us dear in the Battle of the Atlantic".
Sir John Slessor GCB, DSO, MC, DL
AOC-in-C Coastal Command RAF
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