This is my first error after more than a year with Manjaro, so I thought I’d mention it.
Preparing...
Synchronizing package databases...
Refreshing community.db...
Resolving dependencies...
Checking inter-conflicts...
Resolving dependencies...
Checking inter-conflicts...
Download of manjaro-keyring (20230615-1) started
Download of manjaro-keyring (20230615-1) finished
Checking keyring...
Checking integrity...
Loading packages files...
Checking file conflicts...
Checking available disk space...
==> skipping timeshift-autosnap due skipRsyncAutosnap in /etc/timeshift-autosnap.conf set to TRUE.
==> Delete expired Key by Jonas Strassel
==> Updating trust database...
gpg: marginals needed: 3 completes needed: 1 trust model: pgp
gpg: depth: 0 valid: 1 signed: 20 trust: 0-, 0q, 0n, 0m, 0f, 1u
gpg: depth: 1 valid: 20 signed: 96 trust: 0-, 0q, 0n, 20m, 0f, 0u
gpg: depth: 2 valid: 73 signed: 27 trust: 73-, 0q, 0n, 0m, 0f, 0u
gpg: next trustdb check due at 2023-07-12
Configuring manjaro-keyring...
==> Appending keys from manjaro.gpg...
gpg: error reading key: No public key
Error while configuring manjaro-keyring
gpg: error reading key: No public key
Error while configuring manjaro-keyring
gpg: error reading key: No public key
Error while configuring manjaro-keyring
gpg: error reading key: No public key
Error while configuring manjaro-keyring
gpg: error reading key: No public key
Error while configuring manjaro-keyring
gpg: error reading key: No public key
Error while configuring manjaro-keyring
gpg: error reading key: No public key
Error while configuring manjaro-keyring
gpg: error reading key: No public key
Error while configuring manjaro-keyring
==> Locally signing trusted keys in keyring...
-> Locally signed 3 keys.
==> Importing owner trust values...
gpg: setting ownertrust to 4
==> Disabling revoked keys in keyring...
-> Disabled 8 keys.
==> Updating trust database...
gpg: marginals needed: 3 completes needed: 1 trust model: pgp
gpg: depth: 0 valid: 1 signed: 21 trust: 0-, 0q, 0n, 0m, 0f, 1u
gpg: depth: 1 valid: 21 signed: 96 trust: 0-, 0q, 0n, 21m, 0f, 0u
gpg: depth: 2 valid: 73 signed: 27 trust: 73-, 0q, 0n, 0m, 0f, 0u
gpg: next trustdb check due at 2023-07-07
Running post-transaction hooks...
Arming ConditionNeedsUpdate...
Refreshing PackageKit...
Transaction successfully finished.