ndb -

  fix scan bugs introduced by acc modifications
  add more error testcases

storage/ndb/src/kernel/blocks/dbacc/Dbacc.hpp

@@ -533,7 +533,6 @@ struct Operationrec {
     ,OP_STATE_WAITING       = 0x00000
     ,OP_STATE_RUNNING       = 0x10000
     ,OP_STATE_EXECUTED      = 0x30000
-    ,OP_STATE_RUNNING_ABORT = 0x20000
     
     ,OP_EXECUTED_DIRTY_READ = 0x3050F
     ,OP_INITIAL             = ~(Uint32)0

storage/ndb/src/kernel/blocks/dbacc/DbaccMain.cpp

@@ -1181,6 +1181,7 @@ void Dbacc::execACCKEYREQ(Signal* signal)
 void
 Dbacc::execACCKEY_ORD(Signal* signal, Uint32 opPtrI)
 {
+  jamEntry();
   OperationrecPtr lastOp;
   lastOp.i = opPtrI;
   ptrCheckGuard(lastOp, coprecsize, operationrec);
@@ -1200,9 +1201,6 @@ Dbacc::execACCKEY_ORD(Signal* signal, Uint32 opPtrI)
     startNext(signal, lastOp);
     return;
   } 
-  else if (opstate == Operationrec::OP_STATE_RUNNING_ABORT)
-  {
-  }
   else
   {
   }
@@ -1240,15 +1238,14 @@ Dbacc::startNext(Signal* signal, OperationrecPtr lastOp)
   {
     jam();
     ptrCheckGuard(loPtr, coprecsize, operationrec);
-    nextOp.i = loPtr.p->nextSerialQue;
   }
   else
   {
     jam();
-    nextOp.i = loPtr.i;
     loPtr = lastOp;
   }
   
+  nextOp.i = loPtr.p->nextSerialQue;
   ndbassert(loPtr.p->m_op_bits & Operationrec::OP_LOCK_OWNER);
   
   if (nextOp.i == RNIL)
@@ -1411,6 +1408,9 @@ conf:
   else
   {
     jam();
+    fragrecptr.i = nextOp.p->fragptr;
+    ptrCheckGuard(fragrecptr, cfragmentsize, fragmentrec);
+    
     sendAcckeyconf(signal);
     sendSignal(nextOp.p->userblockref, GSN_ACCKEYCONF, 
 	       signal, 6, JBA);
@@ -1680,8 +1680,7 @@ Dbacc::validate_lock_queue(OperationrecPtr opPtr)
   bool running = false;
   {
     Uint32 opstate = loPtr.p->m_op_bits & Operationrec::OP_STATE_MASK;
-    if (opstate == Operationrec::OP_STATE_RUNNING ||
-	opstate == Operationrec::OP_STATE_RUNNING_ABORT)
+    if (opstate == Operationrec::OP_STATE_RUNNING)
       running = true;
     else
     {
@@ -1719,8 +1718,7 @@ Dbacc::validate_lock_queue(OperationrecPtr opPtr)
       }
       else
       {
-	if (opstate == Operationrec::OP_STATE_RUNNING ||
-	    opstate == Operationrec::OP_STATE_RUNNING_ABORT)
+	if (opstate == Operationrec::OP_STATE_RUNNING)
 	  running = true;
 	else
 	  vlqrequire(opstate == Operationrec::OP_STATE_EXECUTED);
@@ -1830,8 +1828,6 @@ operator<<(NdbOut & out, Dbacc::OperationrecPtr ptr)
     out << " RUNNING "; break;
   case Dbacc::Operationrec::OP_STATE_EXECUTED:
     out << " EXECUTED "; break;
-  case Dbacc::Operationrec::OP_STATE_RUNNING_ABORT:
-    out << " RUNNIG_ABORT "; break;
   case Dbacc::Operationrec::OP_STATE_IDLE:
     out << " IDLE "; break;
   default:
@@ -1857,7 +1853,6 @@ operator<<(NdbOut & out, Dbacc::OperationrecPtr ptr)
     ,OP_STATE_WAITING       = 0x0000
     ,OP_STATE_RUNNING       = 0x1000
     ,OP_STATE_EXECUTED      = 0x3000
-    ,OP_STATE_RUNNING_ABORT = 0x2000
   };
 */
   if (opbits & Dbacc::Operationrec::OP_LOCK_OWNER)
@@ -3950,6 +3945,7 @@ void Dbacc::checkoverfreelist(Signal* signal)
 void
 Dbacc::abortParallelQueueOperation(Signal* signal, OperationrecPtr opPtr)
 {
+  jam();
   OperationrecPtr nextP;
   OperationrecPtr prevP;
   OperationrecPtr loPtr;
@@ -3992,13 +3988,21 @@ Dbacc::abortParallelQueueOperation(Signal* signal, OperationrecPtr opPtr)
   else
   {
     jam();
+    /**
+     * P0 - P1
+     *
+     * Abort P1, check start next
+     */
     ndbassert(prevP.p->m_op_bits & Operationrec::OP_LOCK_OWNER);
     prevP.p->m_lo_last_parallel_op_ptr_i = RNIL;
     startNext(signal, prevP);
     validate_lock_queue(prevP);
     return;
   }
-  
+
+  /**
+   * Abort P1/P2
+   */
   if (opbits & Operationrec::OP_LOCK_MODE)
   {
     Uint32 nextbits = nextP.p->m_op_bits;
@@ -4024,12 +4028,23 @@ Dbacc::abortParallelQueueOperation(Signal* signal, OperationrecPtr opPtr)
   /**
    * Abort P1, P2
    */
+  if (opstate == Operationrec::OP_STATE_RUNNING)
+  {
+    jam();
+    startNext(signal, prevP);
+    validate_lock_queue(prevP);
+    return;
+  }
+  
+  ndbassert(opstate == Operationrec::OP_STATE_EXECUTED ||
+	    opstate == Operationrec::OP_STATE_WAITING);
   
   /**
    * Scan to last of run queue
    */
   while (nextP.p->nextParallelQue != RNIL)
   {
+    jam();
     nextP.i = nextP.p->nextParallelQue;
     ptrCheckGuard(nextP, coprecsize, operationrec);
   }
@@ -4049,6 +4064,7 @@ Dbacc::abortParallelQueueOperation(Signal* signal, OperationrecPtr opPtr)
 void 
 Dbacc::abortSerieQueueOperation(Signal* signal, OperationrecPtr opPtr) 
 {
+  jam();
   OperationrecPtr prevS, nextS;
   OperationrecPtr prevP, nextP;
   OperationrecPtr loPtr;
@@ -4620,7 +4636,25 @@ Dbacc::release_lockowner(Signal* signal, OperationrecPtr opPtr, bool commit)
        * Aborting an operation can *always* lead to lock upgrade
        */
       action = CHECK_LOCK_UPGRADE;
-
+      Uint32 opstate = opbits & Operationrec::OP_STATE_MASK;
+      if (opstate != Operationrec::OP_STATE_EXECUTED)
+      {
+	ndbassert(opstate == Operationrec::OP_STATE_RUNNING);
+	if (opbits & Operationrec::OP_ELEMENT_DISAPPEARED)
+	{
+	  jam();
+	  report_dealloc(signal, opPtr.p);
+	  newOwner.p->localdata[0] = ~0;
+	}
+	else
+	{
+	  jam();
+	  newOwner.p->localdata[0] = opPtr.p->localdata[0];
+	  newOwner.p->localdata[1] = opPtr.p->localdata[1];
+	}
+	action = START_NEW;
+      }
+      
       /**
        * Update ACC_LOCK_MODE
        */

storage/ndb/src/kernel/blocks/dblqh/DblqhMain.cpp

@@ -2604,11 +2604,6 @@ void Dblqh::execTUPKEYREF(Signal* signal)
     ndbassert(regTcPtr->transactionState == TcConnectionrec::WAIT_TUP ||
 	      regTcPtr->transactionState ==TcConnectionrec::WAIT_TUP_TO_ABORT);
   }
-  else if (getNodeState().startLevel == NodeState::SL_STARTED)
-  {
-    if (terrorCode == 899)
-      ndbout << "899: " << regTcPtr->m_row_id << endl;
-  }
 
   switch (tcConnectptr.p->transactionState) {
   case TcConnectionrec::WAIT_TUP:
@@ -9095,6 +9090,7 @@ void Dblqh::scanTupkeyConfLab(Signal* signal)
   if (accOpPtr != (Uint32)-1)
   {
     c_acc->execACCKEY_ORD(signal, accOpPtr);
+    jamEntry();
   }
   else
   {
@@ -9419,7 +9415,7 @@ Uint32 Dblqh::initScanrec(const ScanFragReq* scanFragReq)
   const Uint32 readCommitted = ScanFragReq::getReadCommittedFlag(reqinfo);
   const Uint32 rangeScan = ScanFragReq::getRangeScanFlag(reqinfo);
   const Uint32 descending = ScanFragReq::getDescendingFlag(reqinfo);
-  const Uint32 tupScan = ScanFragReq::getTupScanFlag(reqinfo);
+  Uint32 tupScan = ScanFragReq::getTupScanFlag(reqinfo);
   const Uint32 attrLen = ScanFragReq::getAttrLen(reqinfo);
   const Uint32 scanPrio = ScanFragReq::getScanPrio(reqinfo);
 
@@ -9458,7 +9454,7 @@ Uint32 Dblqh::initScanrec(const ScanFragReq* scanFragReq)
   scanptr.p->scanApiOpPtr = scanFragReq->clientOpPtr;
   scanptr.p->m_last_row = 0;
   scanptr.p->scanStoredProcId = RNIL;
-
+  scanptr.p->copyPtr = RNIL;
   if (max_rows == 0 || (max_bytes > 0 && max_rows > max_bytes)){
     jam();
     return ScanFragRef::ZWRONG_BATCH_SIZE;
@@ -9479,8 +9475,10 @@ Uint32 Dblqh::initScanrec(const ScanFragReq* scanFragReq)
    * !idx uses 1 - (MAX_PARALLEL_SCANS_PER_FRAG - 1)  =  1-11
    *  idx uses from MAX_PARALLEL_SCANS_PER_FRAG - MAX = 12-42)
    */
-  Uint32 start = (rangeScan || tupScan ? MAX_PARALLEL_SCANS_PER_FRAG : 1 );
-  Uint32 stop = (rangeScan || tupScan ? MAX_PARALLEL_INDEX_SCANS_PER_FRAG : MAX_PARALLEL_SCANS_PER_FRAG - 1);
+  tupScan = 0; // Make sure that close tup scan does not start acc scan incorrectly
+  Uint32 start = (rangeScan || tupScan) ? MAX_PARALLEL_SCANS_PER_FRAG : 1 ;
+  Uint32 stop = (rangeScan || tupScan) ? MAX_PARALLEL_INDEX_SCANS_PER_FRAG : 
+    MAX_PARALLEL_SCANS_PER_FRAG - 1;
   stop += start;
   Uint32 free = tFragPtr.p->m_scanNumberMask.find(start);
     

storage/ndb/src/kernel/blocks/dbtup/DbtupScan.cpp

@@ -156,7 +156,7 @@ Dbtup::execNEXT_SCANREQ(Signal* signal)
       conf->scanPtr = scan.m_userPtr;
       unsigned signalLength = 1;
       sendSignal(scanPtr.p->m_userRef, GSN_NEXT_SCANCONF,
-          signal, signalLength, JBB);
+		 signal, signalLength, JBB);
       return;
     }
     break;
@@ -171,7 +171,7 @@ Dbtup::execNEXT_SCANREQ(Signal* signal)
       lockReq->requestInfo = AccLockReq::AbortWithConf;
       lockReq->accOpPtr = scan.m_accLockOp;
       EXECUTE_DIRECT(DBACC, GSN_ACC_LOCKREQ,
-          signal, AccLockReq::UndoSignalLength);
+		     signal, AccLockReq::UndoSignalLength);
       jamEntry();
       ndbrequire(lockReq->returnCode == AccLockReq::Success);
       scan.m_state = ScanOp::Aborting;
@@ -182,10 +182,10 @@ Dbtup::execNEXT_SCANREQ(Signal* signal)
       ndbrequire(scan.m_accLockOp != RNIL);
       AccLockReq* const lockReq = (AccLockReq*)signal->getDataPtrSend();
       lockReq->returnCode = RNIL;
-      lockReq->requestInfo = AccLockReq::Unlock;
+      lockReq->requestInfo = AccLockReq::Abort;
       lockReq->accOpPtr = scan.m_accLockOp;
       EXECUTE_DIRECT(DBACC, GSN_ACC_LOCKREQ,
-          signal, AccLockReq::UndoSignalLength);
+		     signal, AccLockReq::UndoSignalLength);
       jamEntry();
       ndbrequire(lockReq->returnCode == AccLockReq::Success);
       scan.m_accLockOp = RNIL;
@@ -433,7 +433,7 @@ Dbtup::execACCKEYCONF(Signal* signal)
     jam();
     AccLockReq* const lockReq = (AccLockReq*)signal->getDataPtrSend();
     lockReq->returnCode = RNIL;
-    lockReq->requestInfo = AccLockReq::Unlock;
+    lockReq->requestInfo = AccLockReq::Abort;
     lockReq->accOpPtr = scan.m_accLockOp;
     EXECUTE_DIRECT(DBACC, GSN_ACC_LOCKREQ, signal, AccLockReq::UndoSignalLength);
     jamEntry();

storage/ndb/src/kernel/blocks/dbtux/DbtuxScan.cpp

@@ -321,7 +321,7 @@ Dbtux::execNEXT_SCANREQ(Signal* signal)
       conf->scanPtr = scan.m_userPtr;
       unsigned signalLength = 1;
       sendSignal(scanPtr.p->m_userRef, GSN_NEXT_SCANCONF,
-          signal, signalLength, JBB);
+		 signal, signalLength, JBB);
       return;
     }
     break;
@@ -344,7 +344,8 @@ Dbtux::execNEXT_SCANREQ(Signal* signal)
       lockReq->returnCode = RNIL;
       lockReq->requestInfo = AccLockReq::AbortWithConf;
       lockReq->accOpPtr = scan.m_accLockOp;
-      EXECUTE_DIRECT(DBACC, GSN_ACC_LOCKREQ, signal, AccLockReq::UndoSignalLength);
+      EXECUTE_DIRECT(DBACC, GSN_ACC_LOCKREQ, signal, 
+		     AccLockReq::UndoSignalLength);
       jamEntry();
       ndbrequire(lockReq->returnCode == AccLockReq::Success);
       scan.m_state = ScanOp::Aborting;
@@ -355,9 +356,10 @@ Dbtux::execNEXT_SCANREQ(Signal* signal)
       ndbrequire(scan.m_accLockOp != RNIL);
       AccLockReq* const lockReq = (AccLockReq*)signal->getDataPtrSend();
       lockReq->returnCode = RNIL;
-      lockReq->requestInfo = AccLockReq::Unlock;
+      lockReq->requestInfo = AccLockReq::Abort;
       lockReq->accOpPtr = scan.m_accLockOp;
-      EXECUTE_DIRECT(DBACC, GSN_ACC_LOCKREQ, signal, AccLockReq::UndoSignalLength);
+      EXECUTE_DIRECT(DBACC, GSN_ACC_LOCKREQ, signal, 
+		     AccLockReq::UndoSignalLength);
       jamEntry();
       ndbrequire(lockReq->returnCode == AccLockReq::Success);
       scan.m_accLockOp = RNIL;
@@ -612,7 +614,7 @@ Dbtux::execACCKEYCONF(Signal* signal)
     jam();
     AccLockReq* const lockReq = (AccLockReq*)signal->getDataPtrSend();
     lockReq->returnCode = RNIL;
-    lockReq->requestInfo = AccLockReq::Unlock;
+    lockReq->requestInfo = AccLockReq::Abort;
     lockReq->accOpPtr = scan.m_accLockOp;
     EXECUTE_DIRECT(DBACC, GSN_ACC_LOCKREQ, signal, AccLockReq::UndoSignalLength);
     jamEntry();

storage/ndb/test/include/HugoOperations.hpp

@@ -108,6 +108,8 @@ public:
   NDBT_ResultRow& get_row(Uint32 idx) { return *rows[idx];}
 
   int execute_async(Ndb*, NdbTransaction::ExecType, NdbTransaction::AbortOption = NdbTransaction::AbortOnError);
+  int execute_async_prepare(Ndb*, NdbTransaction::ExecType, NdbTransaction::AbortOption = NdbTransaction::AbortOnError);
+  
   int wait_async(Ndb*, int timeout = -1);
 
 protected:

storage/ndb/test/ndbapi/testBasic.cpp

@@ -1090,11 +1090,6 @@ runMassiveRollback4(NDBT_Context* ctx, NDBT_Step* step){
 	ok = false;
 	break;
       }
-      if (hugoOps.execute_NoCommit(pNdb) != 0)
-      {
-	ok = false;
-	break;
-      }
     }
     hugoOps.execute_Rollback(pNdb);
     CHECK(hugoOps.closeTransaction(pNdb) == 0);
@@ -1199,6 +1194,61 @@ runTupErrors(NDBT_Context* ctx, NDBT_Step* step){
   return NDBT_OK;
 }
 
+int
+runInsertError(NDBT_Context* ctx, NDBT_Step* step){
+
+  int result = NDBT_OK;
+  HugoOperations hugoOp1(*ctx->getTab());
+  HugoOperations hugoOp2(*ctx->getTab());
+  Ndb* pNdb = GETNDB(step);
+
+  NdbRestarter restarter;
+  restarter.insertErrorInAllNodes(4017);
+  const Uint32 LOOPS = 10;
+  for (Uint32 i = 0; i<LOOPS; i++)
+  {
+    CHECK(hugoOp1.startTransaction(pNdb) == 0);  
+    CHECK(hugoOp1.pkInsertRecord(pNdb, 1) == 0);
+    
+    CHECK(hugoOp2.startTransaction(pNdb) == 0);
+    CHECK(hugoOp2.pkReadRecord(pNdb, 1, 1) == 0);
+    
+    CHECK(hugoOp1.execute_async_prepare(pNdb, NdbTransaction::Commit) == 0);
+    CHECK(hugoOp2.execute_async_prepare(pNdb, NdbTransaction::Commit) == 0);
+    hugoOp1.wait_async(pNdb);
+    hugoOp2.wait_async(pNdb);
+    CHECK(hugoOp1.closeTransaction(pNdb) == 0);
+    CHECK(hugoOp2.closeTransaction(pNdb) == 0);
+  }
+  
+  restarter.insertErrorInAllNodes(0);
+  
+  return result;
+}
+
+int
+runInsertError2(NDBT_Context* ctx, NDBT_Step* step){
+  int result = NDBT_OK;
+  HugoOperations hugoOp1(*ctx->getTab());
+  Ndb* pNdb = GETNDB(step);
+  
+  NdbRestarter restarter;
+  restarter.insertErrorInAllNodes(4017);
+  
+  const Uint32 LOOPS = 1;
+  for (Uint32 i = 0; i<LOOPS; i++)
+  {
+    CHECK(hugoOp1.startTransaction(pNdb) == 0);  
+    CHECK(hugoOp1.pkInsertRecord(pNdb, 1) == 0);
+    CHECK(hugoOp1.pkDeleteRecord(pNdb, 1) == 0);
+    
+    CHECK(hugoOp1.execute_NoCommit(pNdb) == 0);
+    CHECK(hugoOp1.closeTransaction(pNdb) == 0);
+  }
+  
+  restarter.insertErrorInAllNodes(0);
+}
+  
 NDBT_TESTSUITE(testBasic);
 TESTCASE("PkInsert", 
 	 "Verify that we can insert and delete from this table using PK"
@@ -1449,16 +1499,16 @@ TESTCASE("MassiveTransaction",
   INITIALIZER(runLoadTable2);
   FINALIZER(runClearTable2);
 }
-TESTCASE("Fill", 
-	 "Verify what happens when we fill the db" ){
-  INITIALIZER(runFillTable);
-  INITIALIZER(runPkRead);
-  FINALIZER(runClearTable2);
-}
 TESTCASE("TupError", 
 	 "Verify what happens when we fill the db" ){
   INITIALIZER(runTupErrors);
 }
+TESTCASE("InsertError", "" ){
+  INITIALIZER(runInsertError);
+}
+TESTCASE("InsertError2", "" ){
+  INITIALIZER(runInsertError2);
+}
 NDBT_TESTSUITE_END(testBasic);
 
 #if 0
@@ -1469,6 +1519,12 @@ TESTCASE("ReadConsistency",
   STEP(runReadOne);
   FINALIZER(runClearTable2);
 }
+TESTCASE("Fill", 
+	 "Verify what happens when we fill the db" ){
+  INITIALIZER(runFillTable);
+  INITIALIZER(runPkRead);
+  FINALIZER(runClearTable2);
+}
 #endif
 
 int main(int argc, const char** argv){

storage/ndb/test/ndbapi/testScan.cpp

@@ -286,15 +286,26 @@ int runRandScanRead(NDBT_Context* ctx, NDBT_Step* step){
   int records = ctx->getNumRecords();
   int parallelism = ctx->getProperty("Parallelism", 240);
   int abort = ctx->getProperty("AbortProb", 5);
+  int tupscan = ctx->getProperty("TupScan", (Uint32)0);
 
   int i = 0;
   HugoTransactions hugoTrans(*ctx->getTab());
   while (i<loops && !ctx->isTestStopped()) {
     g_info << i << ": ";
     NdbOperation::LockMode lm = (NdbOperation::LockMode)(rand() % 3);
+    int scan_flags = 0;
+  
+    if (tupscan == 1)
+      scan_flags |= NdbScanOperation::SF_TupScan;
+    else if (tupscan == 2 && ((rand() & 0x800)))
+    {
+      scan_flags |= NdbScanOperation::SF_TupScan;
+    }
+
     if (hugoTrans.scanReadRecords(GETNDB(step),
 				  records, abort, parallelism,
-				  lm) != 0){
+				  lm,
+				  scan_flags) != 0){
       return NDBT_FAILED;
     }
     i++;
@@ -1320,6 +1331,16 @@ TESTCASE("ScanRead488",
   STEPS(runRandScanRead, 70);
   FINALIZER(runClearTable);
 }
+TESTCASE("ScanRead488T", 
+	 "Verify scan requirement: It's only possible to have 11 concurrent "\
+	 "scans per fragment running in Ndb kernel at the same time. "\
+	 "When this limit is exceeded the scan will be aborted with errorcode "\
+	 "488."){
+  TC_PROPERTY("TupScan", 1);
+  INITIALIZER(runLoadTable);
+  STEPS(runRandScanRead, 70);
+  FINALIZER(runClearTable);
+}
 TESTCASE("ScanRead488O", 
 	 "Verify scan requirement: It's only possible to have 11 concurrent "\
 	 "scans per fragment running in Ndb kernel at the same time. "\
@@ -1336,6 +1357,7 @@ TESTCASE("ScanRead488_Mixed",
 	 "scans per fragment running in Ndb kernel at the same time. "\
 	 "When this limit is exceeded the scan will be aborted with errorcode "\
 	 "488."){
+  TC_PROPERTY("TupScan", 2);
   INITIALIZER(createOrderedPkIndex);
   INITIALIZER(runLoadTable);
   STEPS(runRandScanRead, 50);

storage/ndb/test/run-test/daily-basic-tests.txt

@@ -219,6 +219,14 @@ max-time: 500
 cmd: testBasic
 args: -n TupError
 
+max-time: 500
+cmd: testBasic
+args: -n InsertError T1
+
+max-time: 500
+cmd: testBasic
+args: -n InsertError2 T1
+
 max-time: 500
 cmd: testTimeout
 args: T1 
@@ -273,6 +281,10 @@ max-time: 500
 cmd: testScan
 args: -n ScanRead488O -l 10 T6 D1 D2 
 
+max-time: 1000
+cmd: testScan
+args: -n ScanRead488T -l 10 T6 D1 D2 
+
 max-time: 1000
 cmd: testScan
 args: -n ScanRead488_Mixed -l 10 T6 D1 D2

storage/ndb/test/src/HugoOperations.cpp

@@ -471,16 +471,33 @@ HugoOperations::execute_async(Ndb* pNdb, NdbTransaction::ExecType et,
   return NDBT_OK;
 }
 
+int 
+HugoOperations::execute_async_prepare(Ndb* pNdb, NdbTransaction::ExecType et, 
+				      NdbTransaction::AbortOption eao){
+  
+  m_async_reply= 0;
+  pTrans->executeAsynchPrepare(et,
+			       HugoOperations_async_callback,
+			       this,
+			       eao);
+  
+  return NDBT_OK;
+}
+
 int
 HugoOperations::wait_async(Ndb* pNdb, int timeout)
 {
-  pNdb->pollNdb(1000);
-
-  if(m_async_reply)
+  volatile int * wait = &m_async_reply;
+  while (!* wait)
   {
-    if(m_async_return)
-      ndbout << "ERROR: " << pNdb->getNdbError(m_async_return) << endl;
-    return m_async_return;
+    pNdb->sendPollNdb(1000);
+    
+    if(* wait)
+    {
+      if(m_async_return)
+	ndbout << "ERROR: " << pNdb->getNdbError(m_async_return) << endl;
+      return m_async_return;
+    }
   }
   ndbout_c("wait returned nothing...");
   return -1;