Still trying to understand the MacOs no sound issue, but no luck...Sigh.

Source/PS_Source/Input/AInputS.h

@@ -207,7 +207,8 @@ public:
 			m_cached_file_range = { 0,m_readbuf.getNumSamples() };
 			return;
 		}
-		if (m_afreader==nullptr)
+        //jassert(m_afreader!=nullptr);
+        if (m_afreader==nullptr)
             return;
 		m_loopcount = 0;
 		m_silenceoutputted = 0;
@@ -295,7 +296,7 @@ private:
 	int m_xfadelen = 0;
 	bool m_reverseplay = false;
 	int64_t m_loopcount = 0;
-	bool m_using_memory_buffer = false;
+	bool m_using_memory_buffer = true;
 	AudioFormatManager* m_manager = nullptr;
     std::mutex m_mutex;
 };

Source/PluginEditor.cpp

@@ -106,7 +106,9 @@ void PaulstretchpluginAudioProcessorEditor::timerCallback(int id)
 			m_wavecomponent.setRecordingPosition(processor.getRecordingPositionPercent());
 		} else
 			m_wavecomponent.setRecordingPosition(-1.0);
-		m_info_label.setText(String(processor.m_control->getStretchAudioSource()->m_param_change_count), dontSendNotification);
+		//m_info_label.setText(String(processor.m_control->getStretchAudioSource()->m_param_change_count), dontSendNotification);
+        double prebufavail=processor.m_control->getPreBufferingPercent();
+        m_info_label.setText(String(prebufavail,1), dontSendNotification);
 	}
 }
 

Source/PluginProcessor.cpp

@@ -280,7 +280,8 @@ void PaulstretchpluginAudioProcessor::getStateInformation (MemoryBlock& destData
 
 void PaulstretchpluginAudioProcessor::setStateInformation (const void* data, int sizeInBytes)
 {
-	ValueTree tree = ValueTree::readFromData(data, sizeInBytes);
+    return;
+    ValueTree tree = ValueTree::readFromData(data, sizeInBytes);
 	if (tree.isValid())
 	{
 		for (int i = 0; i<getNumParameters(); ++i)

paulstretchplugin.jucer

@@ -57,7 +57,7 @@
         <CONFIGURATION name="Debug" enablePluginBinaryCopyStep="1" isDebug="1" optimisation="1"
                        linkTimeOptimisation="0" targetName="paulstretchplugin" headerPath="Source/PS_Source&#10;Source/WDL&#10;"
                        libraryPath="/usr/local/Cellar/fftw/3.3.6-pl2/lib" cppLibType="libc++"
-                       osxArchitecture="64BitIntel" osxCompatibility="10.12 SDK"/>
+                       osxArchitecture="64BitIntel" osxCompatibility="10.9 SDK" osxSDK="default"/>
         <CONFIGURATION name="Release" enablePluginBinaryCopyStep="1" isDebug="0" optimisation="3"
                        linkTimeOptimisation="1" targetName="paulstretchplugin" headerPath="Source/PS_Source&#10;Source/WDL&#10;"
                        osxCompatibility="10.9 SDK" osxArchitecture="64BitIntel" cppLibType="libc++"