diff --git a/src/frontend/org/voltdb/messaging/InitiateTaskMessage.java b/src/frontend/org/voltdb/messaging/InitiateTaskMessage.java
index <HASH>..<HASH> 100644
--- a/src/frontend/org/voltdb/messaging/InitiateTaskMessage.java
+++ b/src/frontend/org/voltdb/messaging/InitiateTaskMessage.java
@@ -135,6 +135,7 @@ public class InitiateTaskMessage extends TransactionInfoBaseMessage {
 
         m_lastSafeTxnID = buf.getLong();
         m_isSinglePartition = buf.get() == 1;
+        m_invocation = new StoredProcedureInvocation();
         m_invocation.initFromBuffer(buf);
     }
We're gonna need an actual SPI() before we can fill it.