NPE when adding new registry in Quarkus CLI

Describe the bug

When new registry is added into freshly installed Quarkus CLI, the operation fails with NullPointerException.

Expected behavior

New registry is added successfully.

Actual behavior

Exception in console:

java.lang.NullPointerException
	at io.quarkus.registry.config.RegistriesConfigMapperHelper.serialize(RegistriesConfigMapperHelper.java:45)
	at io.quarkus.registry.config.RegistriesConfig$Mutable.persist(RegistriesConfig.java:111)
	at io.quarkus.cli.RegistryAddCommand.call(RegistryAddCommand.java:54)
	at io.quarkus.cli.RegistryAddCommand.call(RegistryAddCommand.java:12)
	at picocli.CommandLine.executeUserObject(CommandLine.java:1953)
	at picocli.CommandLine.access$1300(CommandLine.java:145)
	at picocli.CommandLine$RunLast.executeUserObjectOfLastSubcommandWithSameParent(CommandLine.java:2358)
	at picocli.CommandLine$RunLast.handle(CommandLine.java:2352)
	at picocli.CommandLine$RunLast.handle(CommandLine.java:2314)
	at picocli.CommandLine$AbstractParseResultHandler.execute(CommandLine.java:2179)
	at picocli.CommandLine$RunLast.execute(CommandLine.java:2316)
	at picocli.CommandLine.execute(CommandLine.java:2078)
	at io.quarkus.cli.QuarkusCli.run(QuarkusCli.java:50)
	at io.quarkus.cli.QuarkusCli_ClientProxy.run(Unknown Source)
	at io.quarkus.runtime.ApplicationLifecycleManager.run(ApplicationLifecycleManager.java:125)
	at io.quarkus.runtime.Quarkus.run(Quarkus.java:67)
	at io.quarkus.runtime.Quarkus.run(Quarkus.java:41)
	at io.quarkus.cli.Main.main(Main.java:9)

How to Reproduce?

Steps to reproduce:

1. jbang app uninstall quarkus
2. rm -r ~/.quarkus/
3. jbang app install --fresh --force quarkus@quarkusio

$ quarkus version
2.6.1.Final # 2.5.2.Final worked as expected

1. quarkus registry add registry.quarkus.redhat.com

Output of uname -a or ver

OS name: “linux”, version: “5.15.6-100.fc34.x86_64”

Output of java -version

11.0.13, vendor: Eclipse Adoptium

GraalVM version (if different from Java)

No response

Quarkus version or git rev

No response

Build tool (ie. output of mvnw --version or gradlew --version)

No response

Additional information

No response

[ebullient]

I have something building now

[ebullient]

I did close it. I am trying to remove direct access to those Locators outside of the registry client package. Next thing on my list is making them package private. I can’t do it just yet because we still have the flying spaghetti monster in there running amok