diff -r a2e897c5c62b -r 7701629b34a6 genericopenlibs/openenvcore/backend/src/corebackend/localif.cpp
--- a/genericopenlibs/openenvcore/backend/src/corebackend/localif.cpp	Tue Apr 27 18:23:16 2010 +0300
+++ b/genericopenlibs/openenvcore/backend/src/corebackend/localif.cpp	Tue May 11 17:47:24 2010 +0300
@@ -183,7 +183,7 @@
 			User::Panic(KEstlibInit, err);
 			}
 
-		iCleanup.StorePtrs(iPrivateHeap, &iFs, &iSs, &iCs, &iSSLock, &iCSLock, &iTzServer);
+		iCleanup.StorePtrs(iPrivateHeap, &iFs, &iSs, &iCs, &iSSLock, &iCSLock);
 		
 		// No connection settings by default
 		iDefConnPref = NULL;
@@ -200,9 +200,12 @@
 	iASelectLock.Close();
 	// Close the default connection lock
 	iDefConnLock.Close();
+	
 	//close the default RConnection
 	if(iDefConnection.SubSessionHandle() != 0)
+	    {
 		iDefConnection.Close();
+	    }
 
 	RHeap* oHeap = User::SwitchHeap(iPrivateHeap);
 	for (TInt i = 0, count = iTLDInfoList.Count(); i < count; i++ )
@@ -216,14 +219,12 @@
 	int err;
 	// passing 1 to cancelaselect will kill all the threads serving aselect
 	cancelaselect(NULL,err,1);
-	// Switch to backend heap
-	RHeap* oldHeap = User::SwitchHeap(iPrivateHeap);
+
 	// Close the array that maintains aselect request details 
 	iASelectRequest.Close();
 	//close the RTz connection
 	iTzServer.Close();
-	// Switch back to old heap
-	User::SwitchHeap(oldHeap);
+
 
 	if( iDefConnPref )
 	    {
@@ -231,20 +232,14 @@
 	        {
 	        case TConnPref::EConnPrefSnap:
 	            {
-	            RHeap* oldHeap = User::SwitchHeap(iPrivateHeap);
 	            delete (TCommSnapPref*)iDefConnPref;
-	            // Switch back to old heap
-	            User::SwitchHeap(oldHeap);
 	            iDefConnPref = NULL;              
 	            }
 	            break;
 
 	        case TConnPref::EConnPrefCommDb:
 	            {
-	            RHeap* oldHeap = User::SwitchHeap(iPrivateHeap);
 	            delete (TCommDbConnPref*)iDefConnPref;
-	            // Switch back to old heap
-	            User::SwitchHeap(oldHeap);
 	            iDefConnPref = NULL;
 	            }
 	            break;              
@@ -257,11 +252,25 @@
 	    }
 
 #if (defined SYMBIAN_OE_POSIX_SIGNALS && defined SYMBIAN_OE_LIBRT)
-	iTimerOverrunsMutex.Close();
+	iTimerOverrunsMutex.Close();	
 	iTimerOverruns.Close(); 
 #endif	
+	
+#if (defined SYMBIAN_OE_POSIX_SIGNALS)
+	iSigInitWaitMutex.Close();
+	iSigInitWaitSemaphore.Close();
+	iBlockedSAMutex.Close();
+	iSignalWaiterMutex.Close();
+	iSignalInitSemaphore.Close();
+#endif
 	//close the RpointerArray
 	iOpenDirList.Close();
+	
+	iSSLock.Close();
+	iCSLock.Close();
+	iSignalSession.Close();
+	iIpcS.Close();
+		
 	User::SwitchHeap(oHeap);
 	}
 
@@ -334,8 +343,8 @@
 	}
 
 int CLocalSystemInterface::stat (const wchar_t* name, struct stat *st, int& anErrno)
-    {
-    const wchar_t* filename;
+    {    
+    const wchar_t* filename  = name;
     // This needs to be zero terminated
     TBuf<KMaxFileName> inputName;
     TUint pathAtt = 0;
@@ -349,12 +358,6 @@
             }
         filename = (wchar_t*)inputName.PtrZ();
         }
-    // try to stat anyway
-    else
-        {
-        inputName.Copy((const TText16*)name);
-        filename = (wchar_t*)inputName.PtrZ();
-        }
     TSpecialFileType fileType;
     struct SLinkInfo enBuf;
     // Check the type of file