My ODK central was working perfectly fine before I decided to update it to the recent release of ODK using this URL (https://docs.getodk.org/central-upgrade/),
jquery-1.4
.app
initializing
sslengine
azure-cosmosdb-changefeed
launchdarkly
visual-foxpro
wfastcgi
inbound-security-rule
clap
pocketmine
ihp
django-piston
java.util.date
qwebengineview
b-tree
mysql-error-150
go-server
migrate-mongo
ucd
r4epi
votive
imutils
socket-timeout-exception
regex-lookarounds
porting
free-variable
togglebutton
bootstrap-switch
libconfig