--- a/flys-backend/src/main/java/de/intevation/flys/importer/ImportGrainFraction.java	Tue Mar 26 17:35:39 2013 +0100
+++ b/flys-backend/src/main/java/de/intevation/flys/importer/ImportGrainFraction.java	Tue Mar 26 18:04:59 2013 +0100
@@ -8,7 +8,6 @@
 import org.hibernate.Query;
 
 import de.intevation.flys.model.GrainFraction;
-import de.intevation.flys.model.Unit;
 
 
 public class ImportGrainFraction {
@@ -21,8 +20,6 @@
     private Double lower;
     private Double upper;
 
-    private ImportUnit unit;
-
     private GrainFraction peer;
 
 
@@ -34,13 +31,11 @@
     public ImportGrainFraction(
         String     name,
         Double     lower,
-        Double     upper,
-        ImportUnit unit
+        Double     upper
     ) {
         this.name  = name;
         this.lower = lower;
         this.upper = upper;
-        this.unit  = unit;
     }
 
 
@@ -54,28 +49,24 @@
     public GrainFraction getPeer() {
         log.debug("get peer");
 
-        Unit u = unit != null ? unit.getPeer() : null;
-
         if (peer == null) {
             Session session = ImporterSession.getInstance().getDatabaseSession();
             Query query = session.createQuery(
                 "from GrainFraction where " +
                 "   name=:name and " +
                 "   lower=:lower and " +
-                "   upper=:upper and " +
-                "   unit=:unit"
+                "   upper=:upper"
             );
 
             query.setParameter("name", name);
             query.setParameter("lower", lower);
             query.setParameter("upper", upper);
-            query.setParameter("unit", u);
 
             List<GrainFraction> fractions = query.list();
             if (fractions.isEmpty()) {
                 log.info("create new GrainFraction");
 
-                peer = new GrainFraction(name, lower, upper, u);
+                peer = new GrainFraction(name, lower, upper);
                 session.save(peer);
             }
             else {