Sub quest Vanish

[K1mimaro]

Hello , my in game nick is Kimimaro , today i did part of my sub-class quest , cabrio and golkonda and few hours later after when i relogd i noticed that my quest items are missing , so does my quest from quest tab , i know its not  much but still its a bother to camp those bosses when you are unable becouse of work .... plz  reply as soon as possible to know how to proced ....