diff --git a/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/reaction/ReactionCollectionXmlParser.java b/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/reaction/ReactionCollectionXmlParser.java
index 2f06de27b17abbeb88ad01bbe0543a0ba359c362..3125c6585a97b3531fc6039344a622db4fe65b23 100644
--- a/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/reaction/ReactionCollectionXmlParser.java
+++ b/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/reaction/ReactionCollectionXmlParser.java
@@ -9,6 +9,7 @@ import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;
 
 import lcsb.mapviewer.common.XmlParser;
+import lcsb.mapviewer.common.exception.InvalidArgumentException;
 import lcsb.mapviewer.common.exception.InvalidXmlSchemaException;
 import lcsb.mapviewer.converter.ConverterException;
 import lcsb.mapviewer.converter.model.celldesigner.CellDesignerElementCollection;
@@ -17,6 +18,7 @@ import lcsb.mapviewer.converter.model.celldesigner.structure.CellDesignerElement
 import lcsb.mapviewer.model.map.InconsistentModelException;
 import lcsb.mapviewer.model.map.model.Model;
 import lcsb.mapviewer.model.map.reaction.Reaction;
+import lcsb.mapviewer.modelutils.map.ElementUtils;
 
 /**
  * Parser used for extracting collections of reaction from CellDesigner xml.
@@ -26,88 +28,92 @@ import lcsb.mapviewer.model.map.reaction.Reaction;
  */
 public class ReactionCollectionXmlParser extends XmlParser {
 
-	/**
-	 * Default class logger.
-	 */
-	@SuppressWarnings("unused")
-	private Logger						logger = Logger.getLogger(ReactionCollectionXmlParser.class.getName());
+  /**
+   * Default class logger.
+   */
+  @SuppressWarnings("unused")
+  private Logger logger = Logger.getLogger(ReactionCollectionXmlParser.class.getName());
 
-	/**
-	 * Model for which parsing (or transformation to xml) is being done.
-	 */
-	private Model							model	 = null;
+  /**
+   * Model for which parsing (or transformation to xml) is being done.
+   */
+  private Model model = null;
 
-	/**
-	 * Object used for parsing single reaction.
-	 */
-	private ReactionXmlParser	xmlStructureFactory;
+  /**
+   * Object used for parsing single reaction.
+   */
+  private ReactionXmlParser xmlStructureFactory;
 
-	/**
-	 * Default constructor. Model is required because some nodes require access to
-	 * other parts of the model.
-	 * 
-	 * @param sbgn
-	 *          should sbgn standard be used 
-	 * @param elements
-	 *          collection of {@link CellDesignerElement cell designer elements}
-	 *          parsed from xml
-	 * @param model
-	 *          model that is parsed/transformed into xml
-	 */
-	public ReactionCollectionXmlParser(Model model, CellDesignerElementCollection elements, boolean sbgn) {
-		this.model = model;
-		xmlStructureFactory = new ReactionXmlParser(elements, sbgn);
-	}
+  /**
+   * Default constructor. Model is required because some nodes require access to
+   * other parts of the model.
+   * 
+   * @param sbgn
+   *          should sbgn standard be used
+   * @param elements
+   *          collection of {@link CellDesignerElement cell designer elements}
+   *          parsed from xml
+   * @param model
+   *          model that is parsed/transformed into xml
+   */
+  public ReactionCollectionXmlParser(Model model, CellDesignerElementCollection elements, boolean sbgn) {
+    this.model = model;
+    xmlStructureFactory = new ReactionXmlParser(elements, sbgn);
+  }
 
-	/**
-	 * Parse CellDesigner xml node with set of reactions into list of
-	 * {@link Reaction}.
-	 * 
-	 * @param reactionsNode
-	 *          xml node
-	 * @return list of reaction taken from xml node
-	 * @throws CellDesignerParserException
-	 *           thrown when there is a problem with xml node
-	 * @throws InvalidXmlSchemaException
-	 *           thrown when reactionsNode is invalid xml
-	 */
-	public List<Reaction> parseXmlReactionCollection(Node reactionsNode) throws CellDesignerParserException, InvalidXmlSchemaException {
-		List<Reaction> result = new ArrayList<Reaction>();
-		NodeList nodes = reactionsNode.getChildNodes();
-		for (int x = 0; x < nodes.getLength(); x++) {
-			Node node = nodes.item(x);
-			if (node.getNodeType() == Node.ELEMENT_NODE) {
-				if (node.getNodeName().equalsIgnoreCase("reaction")) {
-					Reaction reaction = xmlStructureFactory.getReaction(node, model);
-					result.add(reaction);
-				} else {
-					throw new InvalidXmlSchemaException("Unknown element of model/listOfReactions: " + node.getNodeName());
-				}
-			}
-		}
+  /**
+   * Parse CellDesigner xml node with set of reactions into list of
+   * {@link Reaction}.
+   * 
+   * @param reactionsNode
+   *          xml node
+   * @return list of reaction taken from xml node
+   * @throws CellDesignerParserException
+   *           thrown when there is a problem with xml node
+   * @throws InvalidXmlSchemaException
+   *           thrown when reactionsNode is invalid xml
+   */
+  public List<Reaction> parseXmlReactionCollection(Node reactionsNode)
+      throws CellDesignerParserException, InvalidXmlSchemaException {
+    List<Reaction> result = new ArrayList<Reaction>();
+    NodeList nodes = reactionsNode.getChildNodes();
+    for (int x = 0; x < nodes.getLength(); x++) {
+      Node node = nodes.item(x);
+      if (node.getNodeType() == Node.ELEMENT_NODE) {
+        if (node.getNodeName().equalsIgnoreCase("reaction")) {
+          Reaction reaction = xmlStructureFactory.getReaction(node, model);
+          result.add(reaction);
+        } else {
+          throw new InvalidXmlSchemaException("Unknown element of model/listOfReactions: " + node.getNodeName());
+        }
+      }
+    }
 
-		return result;
-	}
+    return result;
+  }
 
-	/**
-	 * Transforms set of reactions into CellDesigner xml string.
-	 * 
-	 * @param collection
-	 *          set of reactions
-	 * @return CellDesigner xml string representing set of reactions
-	 * @throws ConverterException 
-	 */
-	public String reactionCollectionToXmlString(Collection<Reaction> collection) throws InconsistentModelException {
-		String result = "";
-		result += "<listOfReactions>\n";
-		for (Reaction reaction : collection) {
-		  try {
-			result += xmlStructureFactory.toXml(reaction);
-		  } catch (SelfReactionException e) {
-		    logger.warn("Reaction omitted: " + e.getMessage());
-		  }
-		}
-		result += "</listOfReactions>\n";
-		return result;
-	}
+  /**
+   * Transforms set of reactions into CellDesigner xml string.
+   * 
+   * @param collection
+   *          set of reactions
+   * @return CellDesigner xml string representing set of reactions
+   * @throws ConverterException
+   */
+  public String reactionCollectionToXmlString(Collection<Reaction> collection) throws InconsistentModelException {
+    String result = "";
+    result += "<listOfReactions>\n";
+    for (Reaction reaction : collection) {
+      try {
+        result += xmlStructureFactory.toXml(reaction);
+      } catch (InvalidArgumentException e) {
+        throw new InconsistentModelException(
+            new ElementUtils().getElementTag(reaction) + "Problem with exporting reaction", e);
+      } catch (SelfReactionException e) {
+        logger.warn("Reaction omitted: " + e.getMessage());
+      }
+    }
+    result += "</listOfReactions>\n";
+    return result;
+  }
 }