[releng] Don't ignore exceptions
diff --git a/bundles/org.eclipse.releng.build.tools.convert/src/org/eclipse/releng/build/tools/convert/ant/Converter.java b/bundles/org.eclipse.releng.build.tools.convert/src/org/eclipse/releng/build/tools/convert/ant/Converter.java
index b263b4e..ebbdac3 100644
--- a/bundles/org.eclipse.releng.build.tools.convert/src/org/eclipse/releng/build/tools/convert/ant/Converter.java
+++ b/bundles/org.eclipse.releng.build.tools.convert/src/org/eclipse/releng/build/tools/convert/ant/Converter.java
@@ -257,7 +257,7 @@
                     System.out.println(e);
                 }
                 catch (final IOException e) {
-                    // ignore
+                    e.printStackTrace();
                 }
             }
         } else {
@@ -281,10 +281,10 @@
                     dump(documentNode);
                 }
                 catch (final SAXException e) {
-                    // ignore
+                    e.printStackTrace();
                 }
                 catch (final IOException e) {
-                    // ignore
+                    e.printStackTrace();
                 }
             }
         }
diff --git a/bundles/org.eclipse.releng.build.tools.convert/src/org/eclipse/releng/build/tools/convert/dom/AbstractDOMConverter.java b/bundles/org.eclipse.releng.build.tools.convert/src/org/eclipse/releng/build/tools/convert/dom/AbstractDOMConverter.java
index f5b50fd..ecd3d17 100644
--- a/bundles/org.eclipse.releng.build.tools.convert/src/org/eclipse/releng/build/tools/convert/dom/AbstractDOMConverter.java
+++ b/bundles/org.eclipse.releng.build.tools.convert/src/org/eclipse/releng/build/tools/convert/dom/AbstractDOMConverter.java
@@ -273,7 +273,7 @@
             writer.close();
         }
         catch (final IOException e) {
-            // ignore
+            e.printStackTrace();
         }
     }