diff --git a/build/Release64/Pd_Chunks-test/Pd_Chunks-test.pd b/build/Release64/Pd_Chunks-test/Pd_Chunks-test.pd
index 9373684..207078d 100644
--- a/build/Release64/Pd_Chunks-test/Pd_Chunks-test.pd
+++ b/build/Release64/Pd_Chunks-test/Pd_Chunks-test.pd
@@ -21,7 +21,7 @@
 #X obj 516 102 r rvstdata;
 #X obj 516 265 s svstdata;
 #X obj 516 134 print;
-#X msg 516 233 test 1.3 hello 0.3 2;
+#X msg 516 233 test 1.3 hello 0.3 2 ff;
 #X connect 0 0 7 0;
 #X connect 0 1 6 0;
 #X connect 1 0 2 0;
diff --git a/vst-template/pdvst.cpp b/vst-template/pdvst.cpp
index 0178f40..ded91b2 100644
--- a/vst-template/pdvst.cpp
+++ b/vst-template/pdvst.cpp
@@ -226,7 +226,7 @@ pdvst::pdvst(audioMasterCallback audioMaster)
      //  {JYG   see pdvst::setProgram below for explanation
     timeFromStartup=GetTickCount();
     //  JYG  }
-    programsAreChunks(true);
+    programsAreChunks(false);
     sendPlugName(globalPluginName);
 }
 
@@ -604,17 +604,24 @@ bool pdvst::getOutputProperties(VstInt32 index, VstPinProperties* properties)
 
 VstInt32 pdvst::getChunk (void** data, bool isPreset)
 {
-    strcpy ((char *)*data, pdvstData->datachunk.value.stringData);
+    //MessageBox(NULL,"debug","getchunk",MB_OK);
+    WaitForSingleObject(pdvstTransferMutex, 10);
+    {
+        if(*data) 
+        strcpy ((char *)*data, pdvstData->datachunk.value.stringData);
+        ReleaseMutex(pdvstTransferMutex);
+    }
     return strlen(pdvstData->datachunk.value.stringData);
 }
 
 VstInt32 pdvst::setChunk (void* data, VstInt32 byteSize, bool isPreset)
-{
-    memset(&pdvstData->datachunk.value.stringData, '\0', MAXSTRINGSIZE);
+{    
+    MessageBox(NULL,"debug","setchunk",MB_OK);
     WaitForSingleObject(pdvstTransferMutex, 10);
     {
         pdvstData->datachunk.direction = PD_RECEIVE;
         pdvstData->datachunk.type = STRING_TYPE;
+        memset(&pdvstData->datachunk.value.stringData, '\0', MAXSTRINGSIZE);
         strncpy(pdvstData->datachunk.value.stringData,(char *)data, (size_t)byteSize);
         pdvstData->datachunk.updated = 1;
         ReleaseMutex(pdvstTransferMutex);
diff --git a/vst-template/pdvst.hpp b/vst-template/pdvst.hpp
index 955e3d0..14c5cfa 100644
--- a/vst-template/pdvst.hpp
+++ b/vst-template/pdvst.hpp
@@ -106,8 +106,8 @@ public:
 
    HWND pdGui;
    
-    virtual VstInt32 getChunk (void** data, bool isPreset = false);
-    virtual VstInt32 setChunk (void* data, VstInt32 byteSize, bool isPreset = false);
+    virtual VstInt32 getChunk (void** data, bool isPreset);
+    virtual VstInt32 setChunk (void* data, VstInt32 byteSize, bool isPreset);
 
 protected:
     static int referenceCount;