Return of Reckoning

i'm Helgger Ironbreaker 40 , today i was traveling to chaos Westes to Celedor in Ulthuan .When i arrived to celedor the texture of the game turned all blue ,afther that i returned to starting screem and .when i tried to play whit my pj and enter again game showed again the celedor's stage loading and afther seconds i returned to starting screem , all the times is same .anyone Gms could help me ?.Because i cant play and i cant go to other stage