i have the next problem whe send a mail for smtp Dart VM version: 2.1.0-dev.6.0 (Thu Sep 27 09:51:34 2018 +0200) on "macos_x64" pubspec.yaml environment:
maxscript
gcc-plugins
post-processor
uistackview
social-networking
es5-compatiblity
pdf-manipulation
build-pipeline
ei
mamp
goose
timsort
jsonfield
jea
iraf
integrated-security
plsql
vacuum
form-helpers
sqlncli
selector-bem-pattern
helpermethods
sass-modules
android-powermanager
appveyor
decentraland
photo-upload
dollar-sign
afx
redux-store
