diff --git a/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/TrackingServerLogger.java b/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/TrackingServerLogger.java
index 674e16b4baf18ed6d510b6a5c876f77b4c6a1704..ee7678353685eb8aec1a4ad49c1e32dd22a130c4 100644
--- a/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/TrackingServerLogger.java
+++ b/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/TrackingServerLogger.java
@@ -25,7 +25,6 @@ import ch.systemsx.cisd.openbis.generic.shared.basic.dto.ExternalData;
 import ch.systemsx.cisd.openbis.generic.shared.basic.dto.NewTrackingSampleCriteria;
 import ch.systemsx.cisd.openbis.generic.shared.basic.dto.Sample;
 import ch.systemsx.cisd.openbis.generic.shared.basic.dto.TrackingDataSetCriteria;
-import ch.systemsx.cisd.openbis.generic.shared.basic.dto.TrackingSampleCriteria;
 import ch.systemsx.cisd.openbis.generic.shared.dto.Session;
 
 /**
@@ -57,13 +56,6 @@ final class TrackingServerLogger extends AbstractServerLogger implements ITracki
         return null;
     }
 
-    public List<Sample> listSamples(String sessionToken, TrackingSampleCriteria criteria)
-    {
-        logTracking(sessionToken, "list_samples", "SAMPLE_TYPE(%s) LAST_SAMPLE_ID(%s)", criteria
-                .getSampleTypeCode(), criteria.getLastSeenSampleId());
-        return null;
-    }
-
     public List<Sample> listSamples(String sessionToken, NewTrackingSampleCriteria criteria)
     {
         logTracking(sessionToken, "list_samples",
diff --git a/openbis/source/java/ch/systemsx/cisd/openbis/generic/shared/basic/dto/TrackingSampleCriteria.java b/openbis/source/java/ch/systemsx/cisd/openbis/generic/shared/basic/dto/TrackingSampleCriteria.java
deleted file mode 100644
index 49afa5e79df3bc39384f4027fff748926eb3995a..0000000000000000000000000000000000000000
--- a/openbis/source/java/ch/systemsx/cisd/openbis/generic/shared/basic/dto/TrackingSampleCriteria.java
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Copyright 2008 ETH Zuerich, CISD
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package ch.systemsx.cisd.openbis.generic.shared.basic.dto;
-
-import java.io.Serializable;
-
-/**
- * Criteria for tracking <i>samples</i> of a particular type with technical id bigger than the
- * specified one.
- * <p>
- * Parent and Container samples should be loaded according to {@link SampleType} hierarchy depths.
- * All referenced samples should have all properties loaded.
- * 
- * @author Piotr Buczek
- */
-// NOTE: It doesn't implement IsSerializable as it is not supposed to be used on the GWT client side
-public class TrackingSampleCriteria implements Serializable
-{
-    private static final long serialVersionUID = ServiceVersionHolder.VERSION;
-
-    private final String sampleTypeCode;
-
-    private int lastSeenSampleId;
-
-    public TrackingSampleCriteria(String sampleTypeCode, int lastSeenSampleId)
-    {
-        assert sampleTypeCode != null;
-        this.sampleTypeCode = sampleTypeCode;
-        this.lastSeenSampleId = lastSeenSampleId;
-    }
-
-    public String getSampleTypeCode()
-    {
-        return sampleTypeCode;
-    }
-
-    public int getLastSeenSampleId()
-    {
-        return lastSeenSampleId;
-    }
-
-    public void setLastSeenSampleId(int lastSeenSampleId)
-    {
-        this.lastSeenSampleId = lastSeenSampleId;
-    }
-
-}