I checked on our QNAP the pathes for my problem some weeks ago;
Usually the Apps are installed on 1st “Device” so on path /share/CACHEDEV1_DATA
So it’s very easy to search for location by using common U*nix command
[~] # find /share/CACHEDEV1_DATA -xdev -type d | grep -i "urbackup" | head -n 3
/share/CACHEDEV1_DATA/.qpkg/QUrBackup
/share/CACHEDEV1_DATA/.qpkg/QUrBackup/bin
/share/CACHEDEV1_DATA/.qpkg/QUrBackup/include
(EDIT: The folder is in the “variable” subfolder setup:
[/share/CACHEDEV1_DATA/.qpkg/QUrBackup] # find var/urbackup/
var/urbackup/
var/urbackup/dataplan_db.txt
var/urbackup/server_ident.key
var/urbackup/server_ident_ecdsa409k1.priv
var/urbackup/server_ident_ecdsa409k1.pub
var/urbackup/server_ident.priv
var/urbackup/server_ident.pub
var/urbackup/server_token.key
var/urbackup/backup_server.db
var/urbackup/backup_server_files.db
var/urbackup/backup_server_link_journal.db
var/urbackup/backup_server_links.db
var/urbackup/backup_server_settings.db
var/urbackup/backup_server_settings.db-wal
var/urbackup/backup_server_settings.db-shm
var/urbackup/backup_server.db-wal
var/urbackup/backup_server.db-shm
...
Additionally you can also use the backup which should be available in backup space.)
In my case its on 2nd Poll /share/CACHEDEV2_DATA
with my main subfolder urbackup
setup and there in common config folder urbackup
so I have to check it in /share/CACHEDEV2_DATA/urbackup/urbackup/
[/share/CACHEDEV2_DATA/urbackup/urbackup] # ls -la
total 7888216
drwxrwx--- 2 admin administrators 4096 2023-09-01 03:50 ./
drwxrwxrwx 46 admin administrators 4096 2023-09-02 12:52 ../
-rwxrwx--- 1 admin administrators 52428800 2023-09-01 03:49 backup_server.db*
-rwxrwx--- 1 admin administrators 20690672 2023-09-01 03:49 backup_server.db-wal*
-rwxrwx--- 1 admin administrators 6710886400 2023-09-01 03:49 backup_server_files.db*
-rwxrwx--- 1 admin administrators 1429672 2023-09-01 03:49 backup_server_files.db-wal*
-rwxrwx--- 1 admin administrators 52428800 2023-09-01 03:50 backup_server_link_journal.db*
-rwxrwx--- 1 admin administrators 87591232 2023-09-01 03:50 backup_server_link_journal.db-wal*
-rwxrwx--- 1 admin administrators 209715200 2023-09-01 03:50 backup_server_links.db*
-rwxrwx--- 1 admin administrators 396228672 2023-09-01 03:50 backup_server_links.db-wal*
-rwxrwx--- 1 admin administrators 184320 2023-09-01 03:49 backup_server_settings.db*
-rwxrwx--- 1 admin administrators 8577872 2023-09-01 03:49 backup_server_settings.db-wal*
-rwxrwx--- 1 admin administrators 160953312 2023-09-01 03:50 clientlist_b_106.ub*
-rwxrwx--- 1 admin administrators 15789481 2023-09-01 03:50 clientlist_b_158.ub*
-rwxrwx--- 1 admin administrators 41977864 2023-09-01 03:50 clientlist_b_162.ub*
-rwxrwx--- 1 admin administrators 173569813 2023-09-01 03:50 clientlist_b_163.ub*
-rwxrwx--- 1 admin administrators 116426990 2023-09-01 03:50 clientlist_b_167.ub*
-rwxrwx--- 1 admin administrators 361 2023-09-01 03:50 clientlist_b_171.ub*
-rwxrwx--- 1 admin administrators 1281476 2023-09-01 03:50 clientlist_b_172.ub*
-rwxrwx--- 1 admin administrators 10581878 2023-09-01 03:50 clientlist_b_173.ub*
-rwxrwx--- 1 admin administrators 2190179 2023-09-01 03:50 clientlist_b_174.ub*
-rwxrwx--- 1 admin administrators 5600433 2023-09-01 03:50 clientlist_b_175.ub*
-rwxrwx--- 1 admin administrators 8757278 2023-09-01 03:50 clientlist_b_176.ub*
-rwxrwx--- 1 admin administrators 10529 2023-09-01 03:50 clientlist_b_9.ub*
-rwxrwx--- 1 admin administrators 83 2023-09-01 03:50 server_ident_ecdsa409k1.priv*
-rwxrwx--- 1 admin administrators 128 2023-09-01 03:50 server_ident_ecdsa409k1.pub*
-rwxrwx--- 1 admin administrators 23 2023-09-01 03:50 server_ident.key*
-rwxrwx--- 1 admin administrators 335 2023-09-01 03:50 server_ident.priv*
-rwxrwx--- 1 admin administrators 444 2023-09-01 03:50 server_ident.pub*
Hope this steps helpy you to find your old folder