diff --git a/src/ecmcDAQChannelItem.h b/src/ecmcDAQChannelItem.h
index c189490..5b5671e 100644
--- a/src/ecmcDAQChannelItem.h
+++ b/src/ecmcDAQChannelItem.h
@@ -85,6 +85,7 @@ class ecmcDAQChannelItem {
     bytesPerElement_ = dataItemInfo_->dataElementSize;
     dataElementCount_ = dataItemInfo_->dataSize / bytesPerElement_;
     dataType_= dataItemInfo_->dataType;
+  
     // Execute here to be sure that startup.cmd of ecmc(cfg) has been executed.
     switch(format_) {
      case ecmcDAQDataFormat::time_micro_s_minus_period:
@@ -97,6 +98,7 @@ class ecmcDAQChannelItem {
        sampleTimeCompensation_ = 0;
        break;
     }
+    printf("Connected to data item %s (elements %zu)\n",cstrName_,dataElementCount_);
   }
 
   void resetIndex(int reset) {
@@ -201,6 +203,11 @@ class ecmcDAQChannelItem {
       return ERROR_MEM_INVALID_DATA_TYPE;
       break;
     }
+
+    //if(dataIndexToReturn_>0) {
+    //  printf("%s[%zu] data = %lf\n",cstrName_,dataIndexToReturn_,data);
+    //}
+
     dataIndexToReturn_++;
     
     return formatData(data,time);
diff --git a/src/ecmcDAQDataArray.cpp b/src/ecmcDAQDataArray.cpp
index 61334bf..92ad296 100644
--- a/src/ecmcDAQDataArray.cpp
+++ b/src/ecmcDAQDataArray.cpp
@@ -162,6 +162,7 @@ void ecmcDAQDataArray::execute() {
     first = 1;
     for(size_t i = 0 ; i < (*pDataCh)->getDataElementCount(); i++) {
       buffer_[index]=(*pDataCh)->getData(first);
+      index++;
       first = 0;
     }
   }