Throw IllegalStateException when activating (without prepare) for non-existent app

1 files changed, 1 insertions, 1 deletions

diff --git a/configserver/src/main/java/com/yahoo/vespa/config/server/deploy/Deployment.java b/configserver/src/main/java/com/yahoo/vespa/config/server/deploy/Deployment.java
index aabd1fd72cb..572a9ee92f9 100644
--- a/configserver/src/main/java/com/yahoo/vespa/config/server/deploy/Deployment.java
+++ b/configserver/src/main/java/com/yahoo/vespa/config/server/deploy/Deployment.java
@@ -128,7 +128,7 @@ public class Deployment implements com.yahoo.config.provision.Deployment {
         TimeoutBudget timeoutBudget = new TimeoutBudget(clock, timeout);
         try (Lock lock = tenant.getApplicationRepo().lock(session.getApplicationId())) {
             if ( ! tenant.getApplicationRepo().exists(session.getApplicationId()))
-                return; // Application was deleted.
+                throw new IllegalStateException("Application " + session.getApplicationId() + " does not exist");
 
             validateSessionStatus(session, tenant.getApplicationRepo().preparing(session.getApplicationId()));
             NestedTransaction transaction = new NestedTransaction();