This type of problem usually requires Site Administrator participation. Most of the factors involved are outside the scope of list owner settings. > On Thursday, 21 July 2022 at 10:29:38 am GMT-7, William Schults > <[log in to unmask]> wrote: > > I'm a list owner of a list hosted at listserv.dartmouth.edu > <http://listserv.dartmouth.edu>. > > Last night, all of our yahoo.com <http://yahoo.com> and aol.com > <http://aol.com> subscribers were deleted after several days of errors. > > The errors messages were: > For Yahoo subscribers: > Last error was: 5.4.300 550 5.4.300 Message expired -> 451 [RL01] Message > temporarily deferred > or for AOL subscribers: > Last error was: 5.4.300 550 5.4.300 Message expired -> 421 4.4.2 Connection > dropped due to SocketError > I have manually added the subscribers back in, but expect that errors > will begin again. > > Anyone else experiencing this or have suggestions? Has there been a > policy change with Yahoo and AOL that is no longer compatible with > ListServ? > > Thanks in advance. > > Bill Schults > Co-owner [log in to unmask] ############################ To unsubscribe from the LSTOWN-L list: write to: mailto:[log in to unmask] or click the following link: http://peach.ease.lsoft.com/scripts/wa-PEACH.exe?SUBED1=LSTOWN-L&A=1