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:
multiple-indirection
spring-cloud-vault-config
egress
azure-functions
hail
leakcanary
libp2p
obfuscar
constructor-inheritance
nist
tidb-pd
colorbox
skype4py
rfe
http-delete
css3pie
glassfish-6
c17
searchview
tensorflow.net
pyvmomi
network-scan
notifyicon
spine
textfieldparser
logback
eclipse-rcptt
xml-publisher
azure-bastion
aws-java-sdk-2.x