Chelsea supporters took to social media to vent their frustrations after an issue with the club's digital ticketing system led to fans being unable to enter Stamford Bridge.
Enzo Maresca's side went into Sunday's clash with cross-London rivals Crystal Palace full of confidence after a summer that saw them crowned champions of the revamped Club World Cup.
The Blues have also once again enjoyed a productive summer in the transfer market, with no fewer than 11 new arrivals at the club.
Sunday's clash against the Community Shield winners was set to serve as a coming out party for Maresca's new-look squad.