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:
uisplitviewcontroller
wt
gw-basic
dark-theme
checker-framework
hyperterm
commitizen
parentheses
dynamic-dispatch
translation-scheme
openvg
picklist
opencv-stitching
git-history
videotexture
sun
cp866
azure-elastic-sharding
hotlinking
dynatree
neo4j-ogm
eclipse-kepler
alter
gettype
bilinear-interpolation
jsreport
xcode7
swiftui-picker
configurationproperties
facebook-like