Guild Wars 2

My game crashing again and again …. it says
Client cant connect please try to restart client
it happened one of day or 5 times in hour
i test my ping and all connection tried second internet connection and it is same
my friend have same problem on another internet connection and location that is why i think its a bug
thanks for Response
sry my bad english

here is the screenshot

• i cant do any boss … now i am doing shaman svanir chief and its crash, fast relog and its done …. it ports me to another instance of map with complete event ..
  it is crashing a lot often times
  it is really annoying i cant play