--- trunk/OOPSE/staticProps/PairCorrType.cpp	2003/12/12 15:42:13	878
+++ trunk/OOPSE/staticProps/PairCorrType.cpp	2003/12/16 20:49:11	879
@@ -22,6 +22,16 @@ PairCorrType::PairCorrType( char* key1, char* key2, in
 
   nAtoms = theNatoms;
 
+  if( (nAtoms <= 0) || (nBins <= 0) ){
+    sprintf( painCave.errMsg,
+	     "Pair Corr Type Error: nBins and nAtoms must be greater than 0\n"
+	     "  nBins = %d, nAtoms = %d\n",
+	     nBins, nAtoms );
+    painCave.isFatal = 1;
+    simError();
+  }
+
+
   isAtom1 = new bool[nAtoms];
   isAtom2 = new bool[nAtoms];