diff --git a/org.adempiere.base/src/org/compiere/model/MSession.java b/org.adempiere.base/src/org/compiere/model/MSession.java
index 58bd5e6ed4..8e4e060636 100644
--- a/org.adempiere.base/src/org/compiere/model/MSession.java
+++ b/org.adempiere.base/src/org/compiere/model/MSession.java
@@ -53,26 +53,27 @@ public class MSession extends X_AD_Session implements ImmutablePOSupport
 	 *	@param ctx context
 	 *	@param createNew create if not found
 	 *	@return session session
-	 *	@deprecated get (Properties ctx, boolean createNew, boolean isCache) for caching support
+	 *	@deprecated use Get and Create functions.
 	 */
 	public static MSession get (Properties ctx, boolean createNew)
 	{
-		return get(ctx, createNew, false);
+		MSession session = get(ctx);
+		if(session == null && createNew)
+			return MSession.create(ctx);
+		return session;
 	}	//	get
 	
 	/**
-	 * 	Get existing or create local session
+	 * 	Get existing local session
 	 *	@param ctx context
-	 *	@param createNew create if not found
-	 *	@param isImmutable return Immutable Session Object (from Cache)
 	 *	@return session session
 	 */
-	public static MSession get (Properties ctx, boolean createNew, boolean isImmutable)
+	public static MSession get (Properties ctx)
 	{
 		int AD_Session_ID = Env.getContextAsInt(ctx, Env.AD_SESSION_ID);
-		MSession session = isImmutable ? s_sessions.get(ctx, AD_Session_ID, e -> new MSession(ctx, e)) : new MSession(ctx, AD_Session_ID, null);
+		MSession session = s_sessions.get(ctx, AD_Session_ID, e -> new MSession(ctx, e));
 		// Try to load
-		if (isImmutable && session == null && AD_Session_ID > 0)
+		if (session == null && AD_Session_ID > 0)
 		{
 			session = new MSession(ctx, AD_Session_ID, null);
 			if (session.get_ID () == AD_Session_ID)
@@ -83,17 +84,22 @@ public class MSession extends X_AD_Session implements ImmutablePOSupport
 				session = null;
 			}
 		}
-		// Create New
-		if (session == null && createNew)
-		{
-			session = new MSession (ctx, (String)null);	//	local session
-			session.saveEx();
-			AD_Session_ID = session.getAD_Session_ID();
-			Env.setContext (ctx, Env.AD_SESSION_ID, AD_Session_ID);
-			if(isImmutable)
-				s_sessions.put (AD_Session_ID, session, e -> new MSession(Env.getCtx(), e));
-		}
-		
+		return session;
+	}	//	get
+	
+	/**
+	 * 	Get existing or create local session
+	 *	@param ctx context
+	 *	@param createNew create if not found
+	 *	@param isImmutable return Immutable Session Object (from Cache)
+	 *	@return session session
+	 */
+	public static MSession create (Properties ctx)
+	{
+		MSession session = new MSession (ctx, (String)null);	//	local session
+		session.saveEx();
+		int AD_Session_ID = session.getAD_Session_ID();
+		Env.setContext (ctx, Env.AD_SESSION_ID, AD_Session_ID);
 		return session;
 	}	//	get
 	
@@ -104,26 +110,11 @@ public class MSession extends X_AD_Session implements ImmutablePOSupport
 	 *	@param Remote_Host remote host
 	 *	@param WebSession web session
 	 *	@return session
-	 *	@deprecated use get (Properties ctx, String Remote_Addr, String Remote_Host, String WebSession, boolean isCache)
 	 */
 	public static MSession get (Properties ctx, String Remote_Addr, String Remote_Host, String WebSession)
-	{
-		return get(ctx, Remote_Addr, Remote_Host, WebSession, false);
-	}	//	get
-	
-	/**
-	 * 	Get existing or create remote session
-	 *	@param ctx context
-	 *	@param Remote_Addr remote address
-	 *	@param Remote_Host remote host
-	 *	@param WebSession web session
-	 *	@param isImmutable return Immutable Object (from Cache)
-	 *	@return session
-	 */
-	public static MSession get (Properties ctx, String Remote_Addr, String Remote_Host, String WebSession, boolean isImmutable)
 	{
 		int AD_Session_ID = Env.getContextAsInt(ctx, Env.AD_SESSION_ID);
-		MSession session = get(ctx, false,  isImmutable);
+		MSession session = get(ctx);
 
 		if (session == null)
 		{
@@ -131,8 +122,8 @@ public class MSession extends X_AD_Session implements ImmutablePOSupport
 			session.saveEx();
 			AD_Session_ID = session.getAD_Session_ID();
 			Env.setContext(ctx, Env.AD_SESSION_ID, AD_Session_ID);
-			if(isImmutable)
-				s_sessions.put (AD_Session_ID, session, e -> new MSession(Env.getCtx(), e));
+		} else {
+			session = new MSession(ctx, session.getAD_Session_ID(), null);
 		}
 		
 		return session;
diff --git a/org.adempiere.base/src/org/compiere/model/PO.java b/org.adempiere.base/src/org/compiere/model/PO.java
index 3749c39411..878b8df8e7 100644
--- a/org.adempiere.base/src/org/compiere/model/PO.java
+++ b/org.adempiere.base/src/org/compiere/model/PO.java
@@ -2661,7 +2661,7 @@ public abstract class PO
 		lobReset();
 
 		//	Change Log
-		MSession session = MSession.get (p_ctx, false, true);
+		MSession session = MSession.get (p_ctx);
 		if (session == null)
 			log.fine("No Session found");
 		int AD_ChangeLog_ID = 0;
@@ -3123,7 +3123,7 @@ public abstract class PO
 		lobReset();
 
 		//	Change Log
-		MSession session = MSession.get (p_ctx, false, true);
+		MSession session = MSession.get (p_ctx);
 		if (session == null)
 			log.fine("No Session found");
 		int AD_ChangeLog_ID = 0;
@@ -3719,7 +3719,7 @@ public abstract class PO
 					if( p_info.isChangeLog())
 					{
 						//	Change Log
-						MSession session = MSession.get (p_ctx, false, true);
+						MSession session = MSession.get (p_ctx);
 						if (session == null)
 							log.fine("No Session found");
 						else if (m_IDs.length == 1)
diff --git a/org.adempiere.base/src/org/compiere/process/ProcessInfo.java b/org.adempiere.base/src/org/compiere/process/ProcessInfo.java
index ddc15ce628..3218cde1fc 100644
--- a/org.adempiere.base/src/org/compiere/process/ProcessInfo.java
+++ b/org.adempiere.base/src/org/compiere/process/ProcessInfo.java
@@ -912,7 +912,7 @@ public class ProcessInfo implements Serializable
 	}
 	
 	private Timestamp getLastServerRebootDate() {
-		MSession currentSession = MSession.get(Env.getCtx(), false, true);
+		MSession currentSession = MSession.get(Env.getCtx());
 		if (currentSession == null)
 			return null;
 		
diff --git a/org.adempiere.base/src/org/compiere/util/Env.java b/org.adempiere.base/src/org/compiere/util/Env.java
index 6f30bc2300..a72e999fdf 100644
--- a/org.adempiere.base/src/org/compiere/util/Env.java
+++ b/org.adempiere.base/src/org/compiere/util/Env.java
@@ -176,9 +176,11 @@ public final class Env
 		//hengsin, avoid unncessary query of session when exit without log in
 		if (DB.isConnected(false)) {
 			//	End Session
-			MSession session = MSession.get(Env.getCtx(), false, false);	//	finish
-			if (session != null)
+			MSession session = MSession.get(Env.getCtx());	//	finish
+			if (session != null) {
+				session = new MSession(getCtx(), session.getAD_Session_ID(), null);
 				session.logout();
+			}
 		}
 		//
 		reset(true);	// final cache reset
@@ -195,9 +197,11 @@ public final class Env
 	public static void logout()
 	{
 		//	End Session
-		MSession session = MSession.get(Env.getCtx(), false, false);	//	finish
-		if (session != null)
+		MSession session = MSession.get(Env.getCtx());	//	finish
+		if (session != null) {
+			session = new MSession(getCtx(), session.getAD_Session_ID(), null);
 			session.logout();
+		}
 		//
 		reset(true);	// final cache reset
 		//
diff --git a/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/AdempiereActivator.java b/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/AdempiereActivator.java
index 6c9a2f7b92..0e4bc60350 100644
--- a/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/AdempiereActivator.java
+++ b/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/AdempiereActivator.java
@@ -98,7 +98,7 @@ public class AdempiereActivator extends AbstractActivator {
 			MSession localSession = null;
 			//Create Session to be able to create records in AD_ChangeLog
 			if (Env.getContextAsInt(Env.getCtx(), Env.AD_SESSION_ID) <= 0) {
-				localSession = MSession.get(Env.getCtx(), true, false);
+				localSession = MSession.create(Env.getCtx());
 				localSession.setWebSession("AdempiereActivator");
 				localSession.saveEx();
 			}
diff --git a/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/Incremental2PackActivator.java b/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/Incremental2PackActivator.java
index 19a49a8be2..fb0765df59 100644
--- a/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/Incremental2PackActivator.java
+++ b/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/Incremental2PackActivator.java
@@ -212,7 +212,12 @@ public class Incremental2PackActivator extends AbstractActivator {
 			MSession localSession = null;
 			//Create Session to be able to create records in AD_ChangeLog
 			if (Env.getContextAsInt(Env.getCtx(), Env.AD_SESSION_ID) <= 0) {
-				localSession = MSession.get(Env.getCtx(), true, false);
+				localSession = MSession.get(Env.getCtx());
+				if(localSession == null) {
+					localSession = MSession.create(Env.getCtx());
+				} else {
+					localSession = new MSession(Env.getCtx(), localSession.getAD_Session_ID(), null);
+				}
 				localSession.setWebSession("Incremental2PackActivator");
 				localSession.saveEx();
 			}
diff --git a/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/PackInApplicationActivator.java b/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/PackInApplicationActivator.java
index 3aef44fd35..74f14a4f93 100644
--- a/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/PackInApplicationActivator.java
+++ b/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/PackInApplicationActivator.java
@@ -101,7 +101,12 @@ public class PackInApplicationActivator extends AbstractActivator{
 			if (getDBLock()) {
 				//Create Session to be able to create records in AD_ChangeLog
 				if (Env.getContextAsInt(Env.getCtx(), Env.AD_SESSION_ID) <= 0) {
-					localSession = MSession.get(Env.getCtx(), true, false);
+					localSession = MSession.get(Env.getCtx());
+					if(localSession == null) {
+						localSession = MSession.create(Env.getCtx());
+					} else {
+						localSession = new MSession(Env.getCtx(), localSession.getAD_Session_ID(), null);
+					}
 					localSession.setWebSession("PackInApplicationActivator");
 					localSession.saveEx();
 				}
diff --git a/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/Version2PackActivator.java b/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/Version2PackActivator.java
index fdec2d118f..e9afaf495e 100644
--- a/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/Version2PackActivator.java
+++ b/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/Version2PackActivator.java
@@ -151,7 +151,12 @@ public class Version2PackActivator extends AbstractActivator{
 			if (getDBLock()) {
 				//Create Session to be able to create records in AD_ChangeLog
 				if (Env.getContextAsInt(Env.getCtx(), Env.AD_SESSION_ID) <= 0) {
-					localSession = MSession.get(Env.getCtx(), true, false);
+					localSession = MSession.get(Env.getCtx());
+					if(localSession == null) {
+						localSession = MSession.create(Env.getCtx());
+					} else {
+						localSession = new MSession(Env.getCtx(), localSession.getAD_Session_ID(), null);
+					}
 					localSession.setWebSession("Version2PackActivator");
 					localSession.saveEx();
 				}
diff --git a/org.adempiere.server/src/main/server/org/compiere/server/AdempiereServerMgr.java b/org.adempiere.server/src/main/server/org/compiere/server/AdempiereServerMgr.java
index 9942728416..644e1ab0b5 100644
--- a/org.adempiere.server/src/main/server/org/compiere/server/AdempiereServerMgr.java
+++ b/org.adempiere.server/src/main/server/org/compiere/server/AdempiereServerMgr.java
@@ -119,7 +119,12 @@ public class AdempiereServerMgr implements ServiceTrackerCustomizer<IServerFacto
 		log.info("");
 		
 		//	Set Session
-		MSession session = MSession.get(getCtx(), true, false);
+		MSession session = MSession.get(getCtx());
+		if(session == null) {
+			session = MSession.create(getCtx());
+		} else {
+			session = new MSession(getCtx(), session.getAD_Session_ID(), null);
+		}
 		session.setWebStoreSession(false);
 		session.setWebSession("Server");
 		session.saveEx();
diff --git a/org.adempiere.server/src/main/server/org/compiere/server/Scheduler.java b/org.adempiere.server/src/main/server/org/compiere/server/Scheduler.java
index 79a446c441..1ff636d865 100644
--- a/org.adempiere.server/src/main/server/org/compiere/server/Scheduler.java
+++ b/org.adempiere.server/src/main/server/org/compiere/server/Scheduler.java
@@ -132,7 +132,12 @@ public class Scheduler extends AdempiereServer
 		Env.setContext(getCtx(), Env.DATE, dateFormat4Timestamp.format(ts)+" 00:00:00" );    //  JDBC format
 
 		//Create new Session and set #AD_Session_ID to context
-		MSession session = MSession.get(getCtx(), true, false);
+		MSession session = MSession.get(Env.getCtx());
+		if(session == null) {
+			session = MSession.create(Env.getCtx());
+		} else {
+			session = new MSession(Env.getCtx(), session.getAD_Session_ID(), null);
+		}
 		MProcess process = new MProcess(getCtx(), scheduler.getAD_Process_ID(), null);
 		try
 		{
diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/AdempiereWebUI.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/AdempiereWebUI.java
index 709ba464ad..103fa0f007 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/AdempiereWebUI.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/AdempiereWebUI.java
@@ -273,7 +273,7 @@ public class AdempiereWebUI extends Window implements EventListener<Event>, IWeb
         String x_Forward_IP = Executions.getCurrent().getHeader("X-Forwarded-For");
         
 		MSession mSession = MSession.get (ctx, x_Forward_IP!=null ? x_Forward_IP : Executions.getCurrent().getRemoteAddr(),
-			Executions.getCurrent().getRemoteHost(), httpSess.getId(), false );
+			Executions.getCurrent().getRemoteHost(), httpSess.getId());
 		if (clientInfo.userAgent != null) {
 			mSession.setDescription(mSession.getDescription() + "\n" + clientInfo.toString());
 			mSession.saveEx();
diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/apps/AEnv.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/apps/AEnv.java
index 01285036d9..d42c273960 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/apps/AEnv.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/apps/AEnv.java
@@ -211,7 +211,8 @@ public final class AEnv
 		}
 		windowCache.remove(sessionID);
 		//	End Session
-		MSession session = MSession.get(Env.getCtx(), false, false);	//	finish
+		int ad_Session_ID = Env.getContextAsInt(Env.getCtx(), Env.AD_SESSION_ID);
+		MSession session = ad_Session_ID > 0 ? new MSession(Env.getCtx(), ad_Session_ID, null) : null;	//	finish
 		if (session != null)
 			session.logout();
 		
diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/session/SessionContextListener.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/session/SessionContextListener.java
index 7c10b8f498..2a586ddd98 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/session/SessionContextListener.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/session/SessionContextListener.java
@@ -265,9 +265,9 @@ public class SessionContextListener implements ExecutionInit,
 				}
 			}
 		
-			MSession mSession = MSession.get(Env.getCtx(), false, false);
+			MSession mSession = MSession.get(Env.getCtx());
 			if(mSession!=null && !mSession.isProcessed()) {
-				
+				mSession = new MSession(Env.getCtx(), mSession.getAD_Session_ID(), null);
 		        mSession.setProcessed(true);
 		        mSession.saveEx();
 			}
@@ -318,9 +318,10 @@ public class SessionContextListener implements ExecutionInit,
     	{
 			setupExecutionContextFromSession(Executions.getCurrent());
     	}
-		MSession mSession = MSession.get(Env.getCtx(), false, false);
+		MSession mSession = MSession.get(Env.getCtx());
 		if(mSession!=null){
 			if (mSession.isProcessed()) {
+				mSession = new MSession(Env.getCtx(), mSession.getAD_Session_ID(), null);
 				mSession.setProcessed(false);
 				mSession.saveEx();
 			}
diff --git a/org.idempiere.webservices/WEB-INF/src/org/idempiere/adinterface/CompiereService.java b/org.idempiere.webservices/WEB-INF/src/org/idempiere/adinterface/CompiereService.java
index 0bc98d6c08..d5abf7e96b 100644
--- a/org.idempiere.webservices/WEB-INF/src/org/idempiere/adinterface/CompiereService.java
+++ b/org.idempiere.webservices/WEB-INF/src/org/idempiere/adinterface/CompiereService.java
@@ -288,11 +288,14 @@ public class CompiereService {
 		Env.setContext(getCtx(), Env.LANGUAGE, m_language.getAD_Language());
 		
 		// Create session
-		MSession session = MSession.get (getCtx(), false, false);
+		MSession session = MSession.get (getCtx());
 		if (session == null){
 			log.fine("No Session found");
-			session = MSession.get (getCtx(), true, false);    	
+			session = MSession.create (getCtx());
+		} else {
+			session = new MSession(getCtx(), session.getAD_Session_ID(), null);
 		}
+
 		session.setWebSession("WebService");
 		
 		session.setDescription(session.getDescription() + "\nUser Agent: " + getCtx().getProperty("#UserAgent"));