[Blacklight]

a) i hit the damned bottom of the ocean
b) my hull integrity was well below 100% through enemyfire
c) i forgot to suspent silent running mode so repairs didnt start
d) i crashed into wrecks of ships i just sent to the bottom of the ocean in shallow waters
e) i hit the concretewalls of harbors not visible in mapmode

You forgot one:

f) Bernard