diff --git a/brouter-core/src/main/java/btools/router/OsmTrack.java b/brouter-core/src/main/java/btools/router/OsmTrack.java
index 9ccff98e9..a6c981723 100644
--- a/brouter-core/src/main/java/btools/router/OsmTrack.java
+++ b/brouter-core/src/main/java/btools/router/OsmTrack.java
@@ -285,7 +285,9 @@ public static OsmTrack readBinary(String filename, OsmNodeNamed newEp, long[] no
           }
           dis.close();
         } catch (Exception e) {
-          throw new RuntimeException("Exception reading rawTrack: " + e);
+          if (debugInfo != null) {
+            debugInfo.append("Error reading rawTrack: " + e);
+          }
         }
       }
     }