diff --git a/SingleSpectra.cpp b/SingleSpectra.cpp
index cc2b849..110bae2 100644
--- a/SingleSpectra.cpp
+++ b/SingleSpectra.cpp
@@ -319,7 +319,7 @@ void SingleSpectra::FillHistograms(){
 
     // qDebug() << randomChList;
 
-    digiMTX[ID].lock();
+    // digiMTX[ID].lock();
 
     // digi[ID]->GetData()->PrintAllData();
 
@@ -368,7 +368,7 @@ void SingleSpectra::FillHistograms(){
     }
 
     if( hist2DVisibility[ID] ) hist2D[ID]->UpdatePlot();
-    digiMTX[ID].unlock();
+    // digiMTX[ID].unlock();
 
   }
 }
diff --git a/analyzers/Analyser.cpp b/analyzers/Analyser.cpp
index 9c8d666..7e3cf6c 100644
--- a/analyzers/Analyser.cpp
+++ b/analyzers/Analyser.cpp
@@ -94,13 +94,13 @@ void Analyzer::BuildEvents(bool verbose){
   
   unsigned int nData = mb->GetNumOfDigitizer();
   std::vector<int> idList = mb->GetDigiIDList();
-  for( unsigned int i = 0; i < nData; i++ ) digiMTX[idList[i]].lock();
+  // for( unsigned int i = 0; i < nData; i++ ) digiMTX[idList[i]].lock();
   if( isBuildBackward ){
     mb->BuildEventsBackWard(maxNumEventBuilt, verbose);
   }else{
     mb->BuildEvents(0, true, verbose);
   }
-  for( unsigned int i = 0; i < nData; i++ ) digiMTX[idList[i]].unlock();
+  // for( unsigned int i = 0; i < nData; i++ ) digiMTX[idList[i]].unlock();
 
 }