Errors began after updating to Angular-Cli V10.1.0. Initial problems I encountered: The ng command was not working. I found that core dependencies were missing:
angularjs-ng-class
laravel-storage
row-polymorphism
multipart-upload
semgrep
arras
android-filter
apache-curator
js-scrollby
garden
webmin
camel-spring-dsl
sql-standards
bitrate
circular-buffer
iwork
duffs-device
inline
delphi-10.4.2
google-iam
binary-tree
tsd-jsdoc
sqlmembershipprovider
allegro5
haskell-stack
texteditingcontroller
valueconverter
apache-syncope
broadcastreceiver
parameterized-constructor