Construction vehicle delayed/destroyed prematurely

Change landing position halfway through op, causing units to get spread too thin

Waiting on someone waiting on someone else

Longhook leaves without anyone knowing

"This op is going to be legendary"

Person blocking the doorway on the longhook

Any kind of X/XXX marker related to the op

Pre-op bombardment/sabotage that puts enemies on high alert

30+ minute delay before op starts

Tank crew gets lost

Op got leaked and enemies are prepped

Either side brought a flamethrower

Barges and GB's blocking the longhook from building landingcraft

Forgot something essential like buckets or bmats

Motorboat drives in front of a ship and blows up

Dropping off infantry at impractical or heavily fortified locations due to lack of beforehand scouting

Poor onboard dicipline (door spamming, random shooting, blasting music, etc)

Poor communication tech (ingame comms/manually switching between discord channels)

Infantry blocks the shore with their own landing craft

Battleship/DD minding their own business instead of defending the longhook

Op scuffed from the start

Invasion keeps going for hours despite all momentum being lost

Frontline stalls (free space)

Needlessly complicated multi-step plan

Longhook anchors within range of a cannon or artillery