Warnings when upgrading from rt4.4.4 to rt5.0.2

Hello, we try to upgrade from version 4.4.4 to version 5.0.2, (making a clean install, with dumb db rt4 and restore to rt5 db).
During make upgrade-database step, we get info or warnings like the following:
Is any of the following operationally important? What is the meaning of “scrip condition” not found or “saved search” not found? How to deal with these?

[42060] [Fri Mar 4 20:18:54 2022] [info]: RT’s GnuPG libraries couldn’t successfully read your configured GnuPG home directory (/opt/rt5/var/data/gpg). GnuPG support has been disabled (/tmp/rt-5.0.2/sbin/…/lib/RT/Config.pm:1037)
[42060] [Fri Mar 4 20:18:54 2022] [info]: RT’s SMIME libraries couldn’t successfully read your configured SMIME keyring directory (/opt/rt5/var/data/smime). (/tmp/rt-5.0.2/sbin/…/lib/RT/Config.pm:989)

[42060] [Fri Mar 4 20:25:34 2022] [info]: Found scrip condition ‘On Create Via Email’, skipping (/tmp/rt-5.0.2/etc/upgrade/5.0.2/content:56)
[42060] [Fri Mar 4 20:25:34 2022] [info]: Found scrip condition ‘On Create Via Web’, skipping (/tmp/rt-5.0.2/etc/upgrade/5.0.2/content:56)
[42060] [Fri Mar 4 20:25:34 2022] [warning]: Saved search RT::Group-15824-SavedSearch-7439 in attribute #7598 not found, skipping (/tmp/rt-5.0.2/etc/upgrade/5.0.2/content:152)
[42060] [Fri Mar 4 20:25:34 2022] [warning]: Saved search RT::Group-15824-SavedSearch-7438 in attribute #7598 not found, skipping (/tmp/rt-5.0.2/etc/upgrade/5.0.2/content:152)
[42060] [Fri Mar 4 20:25:34 2022] [warning]: Saved search RT::Group-15824-SavedSearch-7440 in attribute #7598 not found, skipping (/tmp/rt-5.0.2/etc/upgrade/5.0.2/content:152)
[42060] [Fri Mar 4 20:25:34 2022] [warning]: Saved search RT::Group-15824-SavedSearch-7442 in attribute #7598 not found, skipping (/tmp/rt-5.0.2/etc/upgrade/5.0.2/content:152)
[42060] [Fri Mar 4 20:25:34 2022] [warning]: Saved search RT::Group-15824-SavedSearch-7443 in attribute #7598 not found, skipping (/tmp/rt-5.0.2/etc/upgrade/5.0.2/content:152)
[42060] [Fri Mar 4 20:25:34 2022] [warning]: Saved search RT::Group-15824-SavedSearch-7444 in attribute #7598 not found, skipping (/tmp/rt-5.0.2/etc/upgrade/5.0.2/content:152)