fixed missing version/sequence number header in asynchronous search response

src/cas/generic/casDGClient.cc

@@ -480,6 +480,9 @@ caStatus casDGClient::asyncSearchResponse ( const caNetAddr & outAddr,
         return S_cas_sendBlocked;
     }
 
+    // insert version header at the start of the reply message
+    this->sendVersion ();
+
     cadg * pRespHdr = reinterpret_cast<cadg *> ( pRaw );
 	stat = this->searchResponse ( msg, retVal );
 
@@ -522,6 +525,9 @@ caStatus casDGClient::processDG ()
             status = S_cas_sendBlocked;
             break;
         }
+
+        // insert version header at the start of the reply message
+        this->sendVersion ();
         
         cadg *pRespHdr = reinterpret_cast <cadg *> (pRaw);
         
@@ -543,9 +549,6 @@ caStatus casDGClient::processDG ()
         this->seqNoOfReq = 0;
         this->minor_version_number = 0;
 
-        // insert version header at the start of the reply message
-        this->sendVersion ();
-
         status = this->processMsg ();
         dgInBytesConsumed = this->in.popCtx ( inctx );
         if (dgInBytesConsumed>0) {