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:
time-limiting
vscode-remote
usergroups
hashmap
iphone-xs-max
nstextstorage
semi-join
congestion-control
skelta
external-script
gamepad
aws-elb
kendo-autocomplete
type-annotation
system.io.packaging
pandera
viewexpiredexception
gradient-exploding
jooby
google-data-api
inflate-exception
npp
memgraphdb
xbox-live
akka-typed
json-flattener
pascal
tvos14
smt-lib
mdf