Index: trunk/BNC/combination/bnccomb.cpp
===================================================================
--- trunk/BNC/combination/bnccomb.cpp	(revision 3136)
+++ trunk/BNC/combination/bnccomb.cpp	(revision 3137)
@@ -659,6 +659,5 @@
       for (int iPar = 1; iPar <= _params.size(); iPar++) {
         cmbParam* pp = _params[iPar-1];
-        if (pp->type == cmbParam::Sat_offset && pp->prn == prn &&
-            AA.Column(iPar).maximum_absolute_value() > 0.0) {
+        if (pp->type == cmbParam::Sat_offset && pp->prn == prn) {
           AA(nObs+iCond, iPar) = 1.0;
         }