My emclient programme after many year of use can not open and always trying to control but never open

Dear all

hope all doing well!
as per my title "
My emclient programme after many year of use can not open and always trying to control but never open "
my programme can not open after many year of use…
before opening trying always to control database and everything but at the end can not open with following message :

XXX i would postpone the error code

i’m also tried many time to run the backup but also in this case nothing happen and still controlling database first and not open the programme at the end…