diff --git a/dnet-ariadneplus-graphdb-publisher/pom.xml b/dnet-ariadneplus-graphdb-publisher/pom.xml
index 72c4b52..682d632 100644
--- a/dnet-ariadneplus-graphdb-publisher/pom.xml
+++ b/dnet-ariadneplus-graphdb-publisher/pom.xml
@@ -10,7 +10,7 @@
 	<groupId>eu.dnetlib</groupId>
 	<artifactId>dnet-ariadneplus-graphdb-publisher</artifactId>
 	<packaging>jar</packaging>
-	<version>4.2.0-SNAPSHOT</version>
+	<version>4.2.1-SNAPSHOT</version>
 	<scm>
 		<developerConnection>scm:svn:https://svn.driver.research-infrastructures.eu/driver/dnet50/modules/dnet-ariadneplus-graphdb-publisher/trunk</developerConnection>
 		<url>https://github.com/spring-projects/spring-boot/spring-boot-starter-parent/dnet-ariadneplus-graphdb-publisher</url>
diff --git a/dnet-ariadneplus-graphdb-publisher/src/main/java/eu/dnetlib/ariadneplus/reader/RunSPARQLWriteService.java b/dnet-ariadneplus-graphdb-publisher/src/main/java/eu/dnetlib/ariadneplus/reader/RunSPARQLWriteService.java
index d460d33..0a91e3a 100644
--- a/dnet-ariadneplus-graphdb-publisher/src/main/java/eu/dnetlib/ariadneplus/reader/RunSPARQLWriteService.java
+++ b/dnet-ariadneplus-graphdb-publisher/src/main/java/eu/dnetlib/ariadneplus/reader/RunSPARQLWriteService.java
@@ -101,7 +101,7 @@ public class RunSPARQLWriteService {
 					valueFactory.createIRI(graphDBBaseURI, datasourceApi));
 //			connection.commit();
 		} catch(Exception e){
-			log.error(e);
+			log.error(String.format("Exception processing result with URI %s:\n%s",recordURI, e));
 			return -1;
 		} finally{
 			if (connection!=null && connection.isOpen()) {