made on 2022-02-21 fixed a serious bug in ODB.
a multithread race condition against an incorrectly updated shared variable caused removal of
random clients from ODB with error message:
My client index %d in ODB is invalid: out of range 0..%d. Maybe this client was removed by a
timeout, see midas.log. Cannot continue, aborting...
the race is between db_open_database() in one program (executed when any midas program starts) and
db_get_my_client_locked() in all running midas programs.
as long as no midas programs are started (db_open_database() is not executed), this bug does not
if i.e. odbedit is executed very often, i.e. from a script, probability of hitting this bug becomes