2 files changed, 9 insertions, 4 deletions
diff --git a/qpid/wcf/src/Apache/Qpid/Interop/CompletionWaiter.cpp b/qpid/wcf/src/Apache/Qpid/Interop/CompletionWaiter.cpp
index 4f6746828d..e39ee1b1ae 100644
--- a/qpid/wcf/src/Apache/Qpid/Interop/CompletionWaiter.cpp
+++ b/qpid/wcf/src/Apache/Qpid/Interop/CompletionWaiter.cpp
@@ -53,11 +53,13 @@ CompletionWaiter::CompletionWaiter(AmqpSession^ parent, TimeSpan timeSpan, IntPt
     this->qpidFuture = future;
     this->asyncCallback = callback;
     this->state = state;
+    this->parent = parent;
+    this->thisLock = gcnew Object();
+    // do this after the Completion Waiter is fully initialized, in case of
+    // very small timespan 
     if (timeSpan != TimeSpan::MaxValue) {
 	this->timer = gcnew Timer(timeoutCallback, this, timeSpan, TimeSpan::FromMilliseconds(-1));
     }
-    this->parent = parent;
-    this->thisLock = gcnew Object();
 }
 
 
diff --git a/qpid/wcf/src/Apache/Qpid/Interop/MessageWaiter.cpp b/qpid/wcf/src/Apache/Qpid/Interop/MessageWaiter.cpp
index 4868b9efce..f7a28b0692 100644
--- a/qpid/wcf/src/Apache/Qpid/Interop/MessageWaiter.cpp
+++ b/qpid/wcf/src/Apache/Qpid/Interop/MessageWaiter.cpp
@@ -60,11 +60,14 @@ MessageWaiter::MessageWaiter(InputLink^ parent, TimeSpan timeSpan, bool consumin
     else {
 	this->assigned = true;
     }
+    this->parent = parent;
+    this->thisLock = gcnew Object();
+
+    // do this after the Message Waiter is fully initialized, in case of
+    // very small timespan 
     if (timeSpan != TimeSpan::MaxValue) {
 	this->timer = gcnew Timer(timeoutCallback, this, timeSpan, TimeSpan::FromMilliseconds(-1));
     }
-    this->parent = parent;
-    this->thisLock = gcnew Object();
 }
 
 MessageWaiter::~MessageWaiter()