diff --git a/installAndRun.sh b/installAndRun.sh
index ddf21c9..5f6216f 100755
--- a/installAndRun.sh
+++ b/installAndRun.sh
@@ -55,8 +55,10 @@ if [[ justInstall -eq 0 ]]; then
   cd libs || exit 4
   git clone https://github.com/LSmyrnaios/PublicationsRetriever.git # We assume there is no previously source-code here, if so, it will be overwritten.
 
-  # Keep a backup of the existing JAR file.
-  mv ./publications_retriever-1.0-SNAPSHOT.jar ./publications_retriever-1.0-SNAPSHOT_BACKUP.jar
+  # Keep a backup of the previous JAR file, if it exists.
+  if [ -f ./publications_retriever-1.0-SNAPSHOT.jar ]; then
+    mv ./publications_retriever-1.0-SNAPSHOT.jar ./publications_retriever-1.0-SNAPSHOT_BACKUP.jar
+  fi
 
   cd PublicationsRetriever && sudo apt install -y maven && mvn clean install
 
diff --git a/src/main/java/eu/openaire/urls_worker/UrlsWorkerApplication.java b/src/main/java/eu/openaire/urls_worker/UrlsWorkerApplication.java
index ec4f84c..01b0ee4 100644
--- a/src/main/java/eu/openaire/urls_worker/UrlsWorkerApplication.java
+++ b/src/main/java/eu/openaire/urls_worker/UrlsWorkerApplication.java
@@ -96,6 +96,7 @@ public class UrlsWorkerApplication {
         }
 
         FullTextsController.deleteDirectory(-1);
+        logger.info("Exiting..");
     }
 
     @Bean
@@ -110,6 +111,7 @@ public class UrlsWorkerApplication {
         return source;
     }
 
+
     @Bean
     public CommandLineRunner setServerBaseUrl(Environment environment, ServletWebServerApplicationContext webServerAppCtxt)
     {