Index: tol/btol/vmatrix_type/vmat_io.cpp
===================================================================
--- tol/btol/vmatrix_type/vmat_io.cpp	(revision f2f267ef8d8c476cb1704ff8f52e3c299f01f6d1)
+++ tol/btol/vmatrix_type/vmat_io.cpp	(revision 6558498bdab8ebca374e3c129af3e5993f904f0f)
@@ -148,4 +148,18 @@
   }
 #endif
+}
+
+////////////////////////////////////////////////////////////////////////////////
+  void BVMat::warn_cannot_apply(const char* fName, const char* cond, 
+                                const BVMat& a)
+//Message handler
+////////////////////////////////////////////////////////////////////////////////
+{
+  Warning(I2("Cannot apply",
+           "No es posible aplicar")+" "+fName+" "+
+        I2("to a",
+           "a una matriz virtual")+" "+cond+" "+
+        I2("virtual matrix","")+" "+CodeName(a.code_)+
+           "("+a.Rows()+"x"+a.Columns()+")"+" ");
 }