diff --git a/mysql-test/r/ndb_index_unique.result b/mysql-test/r/ndb_index_unique.result
index 12ffc8437db..670fbe5b4e0 100644
--- a/mysql-test/r/ndb_index_unique.result
+++ b/mysql-test/r/ndb_index_unique.result
@@ -133,6 +133,21 @@ a	b	c
 6	7	2
 7	8	3
 8	2	3
+create unique index bi using hash on t2(b);
+insert into t2 values(9, 3, 1);
+ERROR 23000: Duplicate entry '' for key 0
+alter table t2 drop index bi;
+insert into t2 values(9, 3, 1);
+select * from t2 order by a;
+a	b	c
+2	3	5
+3	4	6
+4	5	8
+5	6	2
+6	7	2
+7	8	3
+8	2	3
+9	3	1
 drop table t2;
 CREATE TABLE t2 (
 a int unsigned NOT NULL PRIMARY KEY,
diff --git a/mysql-test/t/ndb_index_unique.test b/mysql-test/t/ndb_index_unique.test
index e210491c9d0..18eec046074 100644
--- a/mysql-test/t/ndb_index_unique.test
+++ b/mysql-test/t/ndb_index_unique.test
@@ -83,6 +83,14 @@ delete from t2 where a = 1;
 insert into t2 values(8, 2, 3);
 select * from t2 order by a;
 
+# Bug #24818 CREATE UNIQUE INDEX (...) USING HASH on a NDB table crashes mysqld
+create unique index bi using hash on t2(b);
+-- error 1062
+insert into t2 values(9, 3, 1);
+alter table t2 drop index bi;
+insert into t2 values(9, 3, 1);
+select * from t2 order by a;
+
 drop table t2;
 
 CREATE TABLE t2 (
diff --git a/ndb/src/kernel/blocks/dbtc/DbtcMain.cpp b/ndb/src/kernel/blocks/dbtc/DbtcMain.cpp
index 88cb9aad2e4..2b2e0e649a4 100644
--- a/ndb/src/kernel/blocks/dbtc/DbtcMain.cpp
+++ b/ndb/src/kernel/blocks/dbtc/DbtcMain.cpp
@@ -5083,7 +5083,7 @@ void Dbtc::execLQHKEYREF(Signal* signal)
     ptrAss(tcConnectptr, tcConnectRecord);
     TcConnectRecord * const regTcPtr = tcConnectptr.p;
     if (regTcPtr->tcConnectstate == OS_OPERATING) {
-      apiConnectptr.i = regTcPtr->apiConnect;
+      Uint32 save = apiConnectptr.i = regTcPtr->apiConnect;
       ptrCheckGuard(apiConnectptr, capiConnectFilesize, apiConnectRecord);
       ApiConnectRecord * const regApiPtr = apiConnectptr.p;
       compare_transid1 = regApiPtr->transid[0] ^ lqhKeyRef->transId1;
@@ -5194,7 +5194,7 @@ void Dbtc::execLQHKEYREF(Signal* signal)
 	regApiPtr->lqhkeyreqrec--; // Compensate for extra during read
 	tcKeyRef->connectPtr = indexOp;
 	EXECUTE_DIRECT(DBTC, GSN_TCKEYREF, signal, TcKeyRef::SignalLength);
-	apiConnectptr.i = regTcPtr->apiConnect;
+	apiConnectptr.i = save;
 	apiConnectptr.p = regApiPtr;
       } else {
         jam();
@@ -5219,6 +5219,8 @@ void Dbtc::execLQHKEYREF(Signal* signal)
 	    jam();
 	    sendtckeyconf(signal, 1);
 	    regApiPtr->apiConnectstate = CS_CONNECTED;
+	    regApiPtr->m_transaction_nodes.clear();
+	    setApiConTimer(apiConnectptr.i, 0,__LINE__);
 	  }
 	  return;
 	} else if (regApiPtr->tckeyrec > 0 || regApiPtr->m_exec_flag) {
@@ -11877,17 +11879,6 @@ void Dbtc::execTCKEYREF(Signal* signal)
   case(IOS_INDEX_ACCESS_WAIT_FOR_TRANSID_AI):
   case(IOS_INDEX_ACCESS_WAIT_FOR_TCKEYCONF): {
     jam();    
-    // If we fail index access for a non-read operation during commit 
-    // we abort transaction
-    if (commitFlg == 1) {
-      jam();
-      releaseIndexOperation(regApiPtr, indexOp);
-      apiConnectptr.i = indexOp->connectionIndex;
-      ptrCheckGuard(apiConnectptr, capiConnectFilesize, apiConnectRecord);
-      terrorCode = tcKeyRef->errorCode;
-      abortErrorLab(signal);
-      break;
-    }
     /**
      * Increase count as it will be decreased below...
      *   (and the code is written to handle failing lookup on "real" table
diff --git a/ndb/src/mgmsrv/MgmtSrvr.cpp b/ndb/src/mgmsrv/MgmtSrvr.cpp
index 1ab313b0b5f..ebef5510b55 100644
--- a/ndb/src/mgmsrv/MgmtSrvr.cpp
+++ b/ndb/src/mgmsrv/MgmtSrvr.cpp
@@ -1912,7 +1912,7 @@ MgmtSrvr::handleStatus(NodeId nodeId, bool alive, bool nfComplete)
     m_started_nodes.push_back(nodeId);
     rep->setEventType(NDB_LE_Connected);
   } else {
-    rep->setEventType(NDB_LE_Connected);
+    rep->setEventType(NDB_LE_Disconnected);
     if(nfComplete)
     {
       DBUG_VOID_RETURN;
diff --git a/ndb/src/ndbapi/NdbTransaction.cpp b/ndb/src/ndbapi/NdbTransaction.cpp
index 14946f72e22..2fe43b8cc21 100644
--- a/ndb/src/ndbapi/NdbTransaction.cpp
+++ b/ndb/src/ndbapi/NdbTransaction.cpp
@@ -473,6 +473,7 @@ NdbTransaction::executeNoBlobs(ExecType aTypeOfExec,
          * This timeout situation can occur if NDB crashes.
          */
         ndbout << "This timeout should never occur, execute(..)" << endl;
+	theError.code = 4012;
         setOperationErrorCodeAbort(4012);  // Error code for "Cluster Failure"
         DBUG_RETURN(-1);
       }//if
@@ -1965,6 +1966,14 @@ NdbTransaction::receiveTCINDXCONF(const TcIndxConf * indxConf,
       theGlobalCheckpointId = tGCI;
     } else if ((tNoComp >= tNoSent) &&
                (theLastExecOpInList->theCommitIndicator == 1)){
+
+      if (m_abortOption == AO_IgnoreError && theError.code != 0){
+	/**
+	 * There's always a TCKEYCONF when using IgnoreError
+	 */
+	return -1;
+      }
+
       /**********************************************************************/
       // We sent the transaction with Commit flag set and received a CONF with
       // no Commit flag set. This is clearly an anomaly.
diff --git a/ndb/src/ndbapi/Ndbif.cpp b/ndb/src/ndbapi/Ndbif.cpp
index d1eeb3ad9d2..75ec5df60cb 100644
--- a/ndb/src/ndbapi/Ndbif.cpp
+++ b/ndb/src/ndbapi/Ndbif.cpp
@@ -951,6 +951,7 @@ Ndb::check_send_timeout()
 	//abort();
 #endif
         a_con->theReleaseOnClose = true;
+	a_con->theError.code = 4012;
         a_con->setOperationErrorCodeAbort(4012);
 	a_con->theCommitStatus = NdbTransaction::NeedAbort;
         a_con->theCompletionStatus = NdbTransaction::CompletedFailure;
diff --git a/ndb/test/ndbapi/testBasic.cpp b/ndb/test/ndbapi/testBasic.cpp
index fcd4f0ed723..a9487262ea3 100644
--- a/ndb/test/ndbapi/testBasic.cpp
+++ b/ndb/test/ndbapi/testBasic.cpp
@@ -1033,6 +1033,28 @@ runMassiveRollback2(NDBT_Context* ctx, NDBT_Step* step){
   return result;
 }
 
+int
+runBug25090(NDBT_Context* ctx, NDBT_Step* step){
+  
+  Ndb* pNdb = GETNDB(step);
+  NdbDictionary::Dictionary * dict = pNdb->getDictionary();
+
+  HugoOperations ops(*ctx->getTab());
+  
+  int loops = ctx->getNumLoops();
+  const int rows = ctx->getNumRecords();
+  
+  while (loops--)
+  {
+    ops.startTransaction(pNdb);
+    ops.pkReadRecord(pNdb, 1, 1);
+    ops.execute_Commit(pNdb, AO_IgnoreError);
+    sleep(10);
+    ops.closeTransaction(pNdb);
+  }
+  
+  return NDBT_OK;
+}
 
 NDBT_TESTSUITE(testBasic);
 TESTCASE("PkInsert", 
@@ -1276,6 +1298,10 @@ TESTCASE("Fill",
   INITIALIZER(runPkRead);
   FINALIZER(runClearTable2);
 }
+TESTCASE("Bug25090", 
+	 "Verify what happens when we fill the db" ){
+  STEP(runBug25090);
+}
 NDBT_TESTSUITE_END(testBasic);
 
 #if 0
diff --git a/ndb/test/ndbapi/testIndex.cpp b/ndb/test/ndbapi/testIndex.cpp
index 68635a52289..78672cd519f 100644
--- a/ndb/test/ndbapi/testIndex.cpp
+++ b/ndb/test/ndbapi/testIndex.cpp
@@ -1238,7 +1238,64 @@ runBug21384(NDBT_Context* ctx, NDBT_Step* step)
   return NDBT_OK;
 }
 
+int 
+runBug25059(NDBT_Context* ctx, NDBT_Step* step)
+{
+  Ndb* pNdb = GETNDB(step);
+  NdbDictionary::Dictionary * dict = pNdb->getDictionary();
+  const NdbDictionary::Index * idx = dict->getIndex(pkIdxName, *ctx->getTab());
 
+  HugoOperations ops(*ctx->getTab(), idx);
+  
+  int res = NDBT_OK;
+  int loops = ctx->getNumLoops();
+  const int rows = ctx->getNumRecords();
+  
+  while (res == NDBT_OK && loops--)
+  {
+    ops.startTransaction(pNdb);
+    ops.pkReadRecord(pNdb, 10 + rand() % rows, rows);
+    int tmp;
+    if (tmp = ops.execute_Commit(pNdb, AO_IgnoreError))
+    {
+      if (tmp == 4012)
+	res = NDBT_FAILED;
+      else
+	if (ops.getTransaction()->getNdbError().code == 4012)
+	  res = NDBT_FAILED;
+    }
+    ops.closeTransaction(pNdb);
+  }
+  
+  loops = ctx->getNumLoops();
+  while (res == NDBT_OK && loops--)
+  {
+    ops.startTransaction(pNdb);
+    ops.pkUpdateRecord(pNdb, 10 + rand() % rows, rows);
+    int tmp;
+    int arg;
+    switch(rand() % 2){
+    case 0:
+      arg = AbortOnError;
+      break;
+    case 1:
+      arg = AO_IgnoreError;
+      ndbout_c("ignore error");
+      break;
+    }
+    if (tmp = ops.execute_Commit(pNdb, (AbortOption)arg))
+    {
+      if (tmp == 4012)
+	res = NDBT_FAILED;
+      else
+	if (ops.getTransaction()->getNdbError().code == 4012)
+	  res = NDBT_FAILED;
+    }
+    ops.closeTransaction(pNdb);
+  }  
+  
+  return res;
+}
 
 NDBT_TESTSUITE(testIndex);
 TESTCASE("CreateAll", 
@@ -1563,6 +1620,14 @@ TESTCASE("Bug21384",
   FINALIZER(createPkIndex_Drop);
   FINALIZER(runClearTable);
 }
+TESTCASE("Bug25059", 
+	 "Test that unique indexes and nulls"){ 
+  TC_PROPERTY("LoggedIndexes", (unsigned)0);
+  INITIALIZER(createPkIndex);
+  INITIALIZER(runLoadTable);
+  STEP(runBug25059);
+  FINALIZER(createPkIndex_Drop);
+}
 NDBT_TESTSUITE_END(testIndex);
 
 int main(int argc, const char** argv){
diff --git a/ndb/test/run-test/daily-basic-tests.txt b/ndb/test/run-test/daily-basic-tests.txt
index bbfc2f630b9..5fc10f6284b 100644
--- a/ndb/test/run-test/daily-basic-tests.txt
+++ b/ndb/test/run-test/daily-basic-tests.txt
@@ -211,6 +211,14 @@ max-time: 500
 cmd: testTimeout
 args: T1 
 
+max-time: 500
+cmd: testBasic
+args: -n Bug25090 T1
+
+max-time: 500
+cmd: testIndex
+args: -n Bug25059 -r 3000 T1
+
 # SCAN TESTS
 #
 max-time: 500