kick from party after game NO BP NO CHALLENGE

sunny4084

Hi

PC from STEAM

steps : play a game finish it

every game

for now several months , also stating it isnt my first post

every game i finish before the winning screen i have an erroe saying error synchronizing files up until today i had challenge not beeing awarded twice out of 3 try ( yes i verified i was doing it correctly) and not from today i am not awarded my bloodpoints

i have reinstalled the game several times i have rebooted PC (obviously 5 month)

i have rebooted server router modem several times plz help me fix this as it is now unbearable to play with no result every game

also when i am the party leader it kicks everyone including me