I am using built_value for serialisation, Initially the code had been working fine, however since I upgraded to null safety I have been getting this error The a
angularbuild
anova
foreman
exactly-once
textmate2
visual-studio-monaco
iks
pys60
infopath2010
google-fit-api
rest-parameters
node-mocks-http
jasypt
nominal-typing
sonic-pi
user-controls
formatmessage
jvm-crash
mp3agic
nservicebus
mat-table
gpx
grafana-templating
daydream
kubernetes-vitess
leaflet.draw
open-flash-chart
copy-elision
nss
qt5.8