diff --git a/src/de/schildbach/pte/OebbProvider.java b/src/de/schildbach/pte/OebbProvider.java
index 45e41b16..a0110aba 100644
--- a/src/de/schildbach/pte/OebbProvider.java
+++ b/src/de/schildbach/pte/OebbProvider.java
@@ -251,7 +251,7 @@ public class OebbProvider implements NetworkProvider
 			if (mError.group(2) != null)
 				return QueryConnectionsResult.INVALID_DATE;
 			if (mError.group(3) != null)
-				return QueryConnectionsResult.SESSION_TIMEOUT;
+				throw new SessionExpiredException();
 		}
 
 		List<String> fromAddresses = null;
@@ -301,7 +301,7 @@ public class OebbProvider implements NetworkProvider
 			if (mError.group(2) != null)
 				return QueryConnectionsResult.INVALID_DATE;
 			if (mError.group(3) != null)
-				return QueryConnectionsResult.SESSION_TIMEOUT;
+				throw new SessionExpiredException();
 		}
 
 		return queryConnections(uri, page);
@@ -363,7 +363,7 @@ public class OebbProvider implements NetworkProvider
 			if (mError.group(2) != null)
 				return QueryConnectionsResult.INVALID_DATE;
 			if (mError.group(3) != null)
-				return QueryConnectionsResult.SESSION_TIMEOUT;
+				throw new SessionExpiredException();
 		}
 
 		// parse page
diff --git a/src/de/schildbach/pte/QueryConnectionsResult.java b/src/de/schildbach/pte/QueryConnectionsResult.java
index e23caa70..d3b06974 100644
--- a/src/de/schildbach/pte/QueryConnectionsResult.java
+++ b/src/de/schildbach/pte/QueryConnectionsResult.java
@@ -28,13 +28,12 @@ public final class QueryConnectionsResult implements Serializable
 {
 	public enum Status
 	{
-		OK, AMBIGUOUS, TOO_CLOSE, NO_CONNECTIONS, INVALID_DATE, SESSION_TIMEOUT;
+		OK, AMBIGUOUS, TOO_CLOSE, NO_CONNECTIONS, INVALID_DATE;
 	}
 
 	public static final QueryConnectionsResult TOO_CLOSE = new QueryConnectionsResult(Status.TOO_CLOSE, null, null, null);
 	public static final QueryConnectionsResult NO_CONNECTIONS = new QueryConnectionsResult(Status.NO_CONNECTIONS, null, null, null);
 	public static final QueryConnectionsResult INVALID_DATE = new QueryConnectionsResult(Status.INVALID_DATE, null, null, null);
-	public static final QueryConnectionsResult SESSION_TIMEOUT = new QueryConnectionsResult(Status.SESSION_TIMEOUT, null, null, null);
 
 	public final Status status;