Check if user KSM config is null before constructing a client.
@@ -163,7 +163,7 @@ public class KsmSecretService implements VaultSecretService {
// If the user config happens to be the same as admin-defined one,
// don't bother trying again
- if (!Objects.equal(userKsmConfig, ksmConfig))
+ if (userKsmConfig != null && !Objects.equal(userKsmConfig, ksmConfig))
return getClient(userKsmConfig).getSecret(name);
return CompletableFuture.completedFuture(null);
