Flash seems to increase the probability of a crash at shutdown, yet it's not necessary to have had flash running during the session nor does running flash before shutdown guarantee a crash, especially when flash was already closed for some time before shutting down.
Flash seems to increase the probability of a crash at shutdown, yet it's not necessary to have had flash running during the session nor does running flash before shutdown guarantee a crash, especially when flash was already closed for some time before shutting down.