diff --git a/Jenkinsfile b/Jenkinsfile
index 0a8572a..690ae56 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -10,7 +10,7 @@ pipeline {
 
       /* calcolo numero versione... diverso x branch MASTER/DEVELOP */
       script {
-        withEnv(['NEXT_BUILD_NUMBER=289']) {
+        withEnv(['NEXT_BUILD_NUMBER=290']) {
           // env.versionNumber = VersionNumber(versionNumberString : '2.3.${BUILD_DATE_FORMATTED, "yyMM"}.${BUILDS_ALL_TIME}', projectStartDate : '2006-01-01', skipFailedBuilds: true)
           env.versionNumber = VersionNumber(versionNumberString : '2.3.${BUILD_DATE_FORMATTED, "yyMM"}.${BUILDS_ALL_TIME}', projectStartDate : '2006-01-01', skipFailedBuilds: true, overrideBuildsAllTime: '${NEXT_BUILD_NUMBER}')
           env.APP_NAME = 'SOUR'
diff --git a/src/SOUR.Core/Services/memLayer.cs b/src/SOUR.Core/Services/memLayer.cs
index b458846..71e218f 100644
--- a/src/SOUR.Core/Services/memLayer.cs
+++ b/src/SOUR.Core/Services/memLayer.cs
@@ -499,7 +499,7 @@ namespace SOUR.Core.Services
         /// <returns></returns>
         public long ListLen(string queueName)
         {
-            return connRedis.GetDatabase().ListLength((RedisKey)queueName);
+            return currDB.ListLength((RedisKey)queueName);
         }
 
         /// <summary>
@@ -509,7 +509,7 @@ namespace SOUR.Core.Services
         /// <returns></returns>
         public string ListPop(string queueName)
         {
-            return connRedis.GetDatabase().ListLeftPop((RedisKey)queueName).ToString();
+            return currDB.ListLeftPop((RedisKey)queueName).ToString();
         }
 
         /// <summary>
@@ -519,7 +519,7 @@ namespace SOUR.Core.Services
         /// <returns></returns>
         public void ListPush(string queueName, string value)
         {
-            connRedis.GetDatabase().ListRightPush((RedisKey)queueName, (RedisValue)value);
+            currDB.ListRightPush((RedisKey)queueName, (RedisValue)value);
         }
 
         /// <summary>
@@ -1184,7 +1184,7 @@ namespace SOUR.Core.Services
         /// <returns></returns>
         public long StackLen(string stackName)
         {
-            return connRedis.GetDatabase().ListLength((RedisKey)stackName);
+            return currDB.ListLength((RedisKey)stackName);
         }
 
         /// <summary>
@@ -1194,7 +1194,7 @@ namespace SOUR.Core.Services
         /// <returns></returns>
         public string StackPop(string stackName)
         {
-            return connRedis.GetDatabase().ListRightPop((RedisKey)stackName).ToString();
+            return currDB.ListRightPop((RedisKey)stackName).ToString();
         }
 
         /// <summary>
@@ -1204,7 +1204,7 @@ namespace SOUR.Core.Services
         /// <param name="value"></param>
         public void StackPush(string stackName, string value)
         {
-            connRedis.GetDatabase().ListRightPush((RedisKey)stackName, (RedisValue)value);
+            currDB.ListRightPush((RedisKey)stackName, (RedisValue)value);
         }
 
         #endregion Public Methods