Jackson

Hi I have a disco 300tdi edc I was out playing in the mud the other day and I stopped turned off for a cuppa and it wouldn’t start again I have fuel in the tank it’s getting to the filter and up to the stop solenoid so I thought it was that so I removed the plunger from the stop solenoid and still not getting any fuel to the injectiors I have changed the lift pump and still nothing has any one had this problem