Following the DST timezone change from BST to GMT, RT is throwing an error when trying to modify RT users.
(Even the root user can’t edit, just get error: An internal RT error has occurred. Your administrator can find more details in RT’s log files.)
In the log, I get this:
Oct 27 15:47:10 support RT: [8722] Error during compilation of /usr/share/request-tracker4/html/Elements/SelectTimezone:#012Loaded DateTime::TimeZone::Africa::Abidjan, which is from a different version (2020d) of the Olson database than this installatio
n of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Accra, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Algiers, which is f
rom a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Bissau, which is from a different version (2020d) of the Olson database than this installation of DateTime:
:TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Cairo, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Casablanca, which is from a diffe
rent version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Ceuta, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2
020a).#012Loaded DateTime::TimeZone::Africa::El_Aaiun, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Johannesburg, which is from a different ve
rsion (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Juba, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#0
12Loaded DateTime::TimeZone::Africa::Khartoum, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Lagos, which is from a different version (2020d) o
f the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Maputo, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded Date
Time::TimeZone::Africa::Monrovia, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Nairobi, which is from a different version (2020d) of the Olson
database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Ndjamena, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::Tim
eZone::Africa::Sao_Tome, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Tripoli, which is from a different version (2020d) of the Olson database
than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Africa::Tunis, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Afric
a::Windhoek, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Adak, which is from a different version (2020d) of the Olson database than this ins
tallation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Anchorage, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Aragu
aina, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Argentina::Buenos_Aires, which is from a different version (2020d) of the Olson database t
han this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Argentina::Catamarca, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::T
imeZone::America::Argentina::Cordoba, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Argentina::Jujuy, which is from a different version (2020d
) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Argentina::La_Rioja, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a
).#012Loaded DateTime::TimeZone::America::Argentina::Mendoza, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Argentina::Rio_Gallegos, which is
from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Argentina::Salta, which is from a different version (2020d) of the Olson database than this installation
of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Argentina::San_Juan, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Argen
tina::San_Luis, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Argentina::Tucuman, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Argentina::Ushuaia, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Asuncion, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Atikokan, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Bahia, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Bahia_Banderas, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Barbados, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Belem, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Belize, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Blanc_Sablon, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Boa_Vista, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Bogota, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Boise, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::America::Cambridge_Bay, which is from a different version (2020d) of the Olson database than this installation of DateTime::TimeZone (2020a).#012Loaded DateTime::TimeZone::Americ