SH5 Mission Editor problem

[bfko123]

Hi all i have problem with mission editor in Silent Hunter 5 i created a mission with primary objective destroy ship then i run game,load mission and all ships missing only my submarine is on map.I create mission from exist single mission and added American ships and run mission and ships still missing now i add german ships and british and all ok only ships not fire and ignore.My question is How to add ships from all nations on one map without missing or ignore other ships?Help please!!Sorry for my very bad english.Thanks

[Trevally.]

When you place ships on the map - look at their date of entry.
Then look at mission parameters and ensure you mission has a start date after the ship entry date