"Property cache-remote-host required but not specified" error when upgrading to Red Hat build of Keycloak 26.0.X

Solution Verified - Updated -

Issue

After upgrading to Red Hat build of Keycloak 26.0.X, the following error message is displayed:

ERROR [org.keycloak.quarkus.runtime.cli.ExecutionExceptionHandler] (main) Error details:: java.lang.RuntimeException: Failed to start embedded or remote cache manager

...

Caused by: java.util.concurrent.ExecutionException: java.lang.RuntimeException: Property cache-remote-host required but not specified

...

Caused by: java.lang.RuntimeException: Property cache-remote-host required but not specified
        at org.keycloak.quarkus.runtime.storage.infinispan.CacheManagerFactory.lambda$requiredStringProperty$7(CacheManagerFactory.java:518)
        at java.base/java.util.Optional.orElseThrow(Optional.java:403)
        at org.keycloak.quarkus.runtime.storage.infinispan.CacheManagerFactory.requiredStringProperty(CacheManagerFactory.java:518)
        at org.keycloak.quarkus.runtime.storage.infinispan.CacheManagerFactory.startRemoteCacheManager(CacheManagerFactory.java:144)
        at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768)
        at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1760)
        at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:387)
        at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1312)
        at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1843)
        at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1808)
        at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:188)

Environment

  • Red Hat build of Keycloak
    • 26.0.X

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