*** empty log message ***

DaqFileIO.cxx

@@ -2,7 +2,7 @@
 ///
 // DAQ low level IO Library
 // 
-// $Id: DaqFileIO.cxx,v 1.18 2011/10/06 21:53:56 iowa\dheitbri Exp $
+// $Id: DaqFileIO.cxx,v 1.19 2011/10/07 20:48:06 iowa\vhorosewski Exp $
 // Date: March, 2005
 // Author: Yiannis Papelis
 //
@@ -1754,13 +1754,15 @@ CDaqLowLevelIo::GetFullData(
 					bool             diffChan = chInf.GetCapRate() < 0;
 					const void*      pSrc = latestData[idx].GetDataPtr();
 
-					if ( diffChan && (option & eEXPAND_DIFFERENTIAL) ) {
-						userDataStorage[idx].Append(pSrc, size, chInf.GetItemCount());
-						if ( pFrmList) (*pFrmList)[idx].push_back(curFrame);
-					}
-					else if ( !diffChan && gotData[(*pChnList)[idx]] ) {
-						userDataStorage[idx].Append(pSrc, size, chInf.GetItemCount());
-						if ( pFrmList) (*pFrmList)[idx].push_back(curFrame);
+					if (pSrc) {
+						if ( diffChan && (option & eEXPAND_DIFFERENTIAL) ) {
+							userDataStorage[idx].Append(pSrc, size, chInf.GetItemCount());
+							if ( pFrmList) (*pFrmList)[idx].push_back(curFrame);
+						}
+						else if ( !diffChan && gotData[(*pChnList)[idx]] ) {
+							userDataStorage[idx].Append(pSrc, size, chInf.GetItemCount());
+							if ( pFrmList) (*pFrmList)[idx].push_back(curFrame);
+						}
 					}
 				}
 			}