diff --git a/src/pvaClientChannel.cpp b/src/pvaClientChannel.cpp
index 8a11213..c3f7e97 100644
--- a/src/pvaClientChannel.cpp
+++ b/src/pvaClientChannel.cpp
@@ -198,9 +198,6 @@ void PvaClientChannel::channelStateChange(
     if(connectState==connectActive) waitingForConnect = true;
     if(connectionState!=Channel::CONNECTED) {
         Lock xx(mutex);
-        string mess(channelName +
-                " connection state " + Channel::ConnectionStateNames[connectionState]);
-        message(mess,errorMessage);
         connectState = notConnected;
     } else {
         Lock xx(mutex);
diff --git a/src/pvaClientGet.cpp b/src/pvaClientGet.cpp
index ac792bd..45cfd79 100644
--- a/src/pvaClientGet.cpp
+++ b/src/pvaClientGet.cpp
@@ -134,19 +134,14 @@ void PvaClientGet::checkConnectState()
     }
 }
 
-// from ChannelGetRequester
 string PvaClientGet::getRequesterName()
 {
-    PvaClientPtr yyy = pvaClient.lock();
-    if(!yyy) return string("PvaClientGet::getRequesterName PvaClient isDestroyed");
-    return yyy->getRequesterName();
+    return pvaClientChannel->getRequesterName();
 }
 
 void PvaClientGet::message(string const & message,MessageType messageType)
 {
-    PvaClientPtr yyy = pvaClient.lock();
-    if(!yyy) return;
-    yyy->message(message, messageType);
+    pvaClientChannel->message(message,messageType);
 }
 
 void PvaClientGet::channelGetConnect(
diff --git a/src/pvaClientMonitor.cpp b/src/pvaClientMonitor.cpp
index 76dd13b..5e17cd3 100644
--- a/src/pvaClientMonitor.cpp
+++ b/src/pvaClientMonitor.cpp
@@ -201,16 +201,12 @@ void PvaClientMonitor::checkMonitorState()
 
 string PvaClientMonitor::getRequesterName()
 {
-     PvaClientPtr yyy = pvaClient.lock();
-     if(!yyy) return string("PvaClientMonitor::getRequesterName() PvaClient isDestroyed");
-     return yyy->getRequesterName();
+     return pvaClientChannel->getRequesterName();
 }
 
 void PvaClientMonitor::message(string const & message,MessageType messageType)
 {
-    PvaClientPtr yyy = pvaClient.lock();
-    if(!yyy) return;
-    yyy->message(message, messageType);
+    pvaClientChannel->message(message,messageType);
 }
 
 void PvaClientMonitor::monitorConnect(
diff --git a/src/pvaClientProcess.cpp b/src/pvaClientProcess.cpp
index 789fe44..a8cae1b 100644
--- a/src/pvaClientProcess.cpp
+++ b/src/pvaClientProcess.cpp
@@ -111,19 +111,14 @@ PvaClientProcess::~PvaClientProcess()
     }
 }
 
-// from ChannelProcessRequester
 string PvaClientProcess::getRequesterName()
 {
-     PvaClientPtr yyy = pvaClient.lock();
-     if(!yyy) throw std::runtime_error("pvaClient was destroyed");
-     return yyy->getRequesterName();
+     return pvaClientChannel->getRequesterName();
 }
 
 void PvaClientProcess::message(string const & message,MessageType messageType)
 {
-    PvaClientPtr yyy = pvaClient.lock();
-    if(!yyy) throw std::runtime_error("pvaClient was destroyed");
-    yyy->message(message, messageType);
+    pvaClientChannel->message(message,messageType);
 }
 
 void PvaClientProcess::channelProcessConnect(
diff --git a/src/pvaClientPut.cpp b/src/pvaClientPut.cpp
index 81d6196..185147a 100644
--- a/src/pvaClientPut.cpp
+++ b/src/pvaClientPut.cpp
@@ -138,16 +138,12 @@ void PvaClientPut::checkConnectState()
 
 string PvaClientPut::getRequesterName()
 {
-     PvaClientPtr yyy = pvaClient.lock();
-     if(!yyy) return string("PvaClientPut::getRequesterName() PvaClient isDestroyed");
-     return yyy->getRequesterName();
+     return pvaClientChannel->getRequesterName();
 }
 
 void PvaClientPut::message(string const & message,MessageType messageType)
 {
-    PvaClientPtr yyy = pvaClient.lock();
-    if(!yyy) return;
-    yyy->message(message, messageType);
+    pvaClientChannel->message(message,messageType);
 }
 
 void PvaClientPut::channelPutConnect(
diff --git a/src/pvaClientPutGet.cpp b/src/pvaClientPutGet.cpp
index 2f0e47b..e8e25f9 100644
--- a/src/pvaClientPutGet.cpp
+++ b/src/pvaClientPutGet.cpp
@@ -150,16 +150,12 @@ void PvaClientPutGet::checkPutGetState()
 
 string PvaClientPutGet::getRequesterName()
 {
-     PvaClientPtr yyy = pvaClient.lock();
-     if(!yyy) return string("PvaClientPutGet::getRequesterName() PvaClient isDestroyed");
-     return yyy->getRequesterName();
+     return pvaClientChannel->getRequesterName();
 }
 
 void PvaClientPutGet::message(string const & message,MessageType messageType)
 {
-    PvaClientPtr yyy = pvaClient.lock();
-    if(!yyy) return;
-    yyy->message(message, messageType);
+    pvaClientChannel->message(message,messageType);
 }
 
 void PvaClientPutGet::channelPutGetConnect(