Block list disappeared after updating. Did the gravity rebuild but didn't work:
$ pihole -g -r
[i] Restoring from migration backup...cp: cannot stat 'migration_backup/*': No such file or directory
[✓] Restoring from migration backup
[i] Creating new gravity database
/opt/pihole/gravity.sh: line 82: 3124 Illegal instruction sqlite3 "${1}" < "${gravityDBschema}"
Error: no such table: info
[i] Migrating content of /etc/pihole/adlists.list into new database
[✗] Unable to fill table adlist in database /etc/pihole/gravity.db
CREATE TABLE adlist(...) failed: duplicate column name: 1
[✓] Cleaning up stray matter
[✓] DNS service is running
[✓] Pi-hole blocking is Enabled
They are really gone. There is no gravity database:
*** [ DIAGNOSING ]: Gravity List and Database
-rw-r--r-- 1 root root 0 Aug 16 14:45 /etc/pihole/gravity.db
*** [ DIAGNOSING ]: Info table
Last gravity run finished at:
----- First 10 Gravity Domains -----
*** [ DIAGNOSING ]: Groups
*** [ DIAGNOSING ]: Domainlist (0/1 = exact white-/blacklist, 2/3 = regex white-/blacklist)
*** [ DIAGNOSING ]: Clients
*** [ DIAGNOSING ]: Adlists
-----tail of pihole-FTL.log------
[2020-08-16 14:43:25.441 492M] get_client_groupids(): Gravity database not available
[2020-08-16 14:43:25.443 492M] SQLite3 message: no such table: domain_audit in "SELECT EXISTS(SELECT domain, CASE WHEN substr(domain, 1, 1) = '*' THEN '*' || substr(:input, - length(domain) + 1) ELSE :input END matcher FROM domain_audit WHERE matcher = doma (1)
[2020-08-16 14:43:25.444 492M] gravityDB_open("SELECT EXISTS(... domain_audit ...)") - SQL error prepare: SQL logic error
[2020-08-16 14:43:25.444 492M] get_client_groupids(): Gravity database not available
.....