diff --git a/vtm-android/src/org/oscim/android/theme/AssetsRenderTheme.java b/vtm-android/src/org/oscim/android/theme/AssetsRenderTheme.java
index 9be12478f..41b718b6a 100644
--- a/vtm-android/src/org/oscim/android/theme/AssetsRenderTheme.java
+++ b/vtm-android/src/org/oscim/android/theme/AssetsRenderTheme.java
@@ -98,7 +98,7 @@ public InputStream getRenderThemeAsStream() throws ThemeException {
         try {
             return mAssetManager.open((TextUtils.isEmpty(mRelativePathPrefix) ? "" : mRelativePathPrefix) + mFileName);
         } catch (IOException e) {
-            throw new ThemeException(e.getMessage());
+            throw new ThemeException(e.getMessage(), e);
         }
     }
 
diff --git a/vtm-android/src/org/oscim/android/theme/ContentRenderTheme.java b/vtm-android/src/org/oscim/android/theme/ContentRenderTheme.java
index bf11eece2..1c19a1ed3 100644
--- a/vtm-android/src/org/oscim/android/theme/ContentRenderTheme.java
+++ b/vtm-android/src/org/oscim/android/theme/ContentRenderTheme.java
@@ -88,7 +88,7 @@ public InputStream getRenderThemeAsStream() throws ThemeException {
         try {
             return mContentResolver.openInputStream(mUri);
         } catch (IOException e) {
-            throw new ThemeException(e.getMessage());
+            throw new ThemeException(e.getMessage(), e);
         }
     }
 
diff --git a/vtm-web/src/org/oscim/gdx/emu/org/oscim/theme/XmlAtlasThemeBuilder.java b/vtm-web/src/org/oscim/gdx/emu/org/oscim/theme/XmlAtlasThemeBuilder.java
index 6eaf241f0..a6bacfc86 100644
--- a/vtm-web/src/org/oscim/gdx/emu/org/oscim/theme/XmlAtlasThemeBuilder.java
+++ b/vtm-web/src/org/oscim/gdx/emu/org/oscim/theme/XmlAtlasThemeBuilder.java
@@ -58,7 +58,7 @@ public static IRenderTheme read(ThemeFile theme, ThemeCallback themeCallback) th
         try {
             new XMLReaderAdapter().parse(renderThemeHandler, theme.getRenderThemeAsStream());
         } catch (Exception e) {
-            throw new ThemeException(e.getMessage());
+            throw new ThemeException(e.getMessage(), e);
         }
 
         TextureAtlasUtils.createTextureRegions(renderThemeHandler.bitmapMap, outputMap, atlasList,
diff --git a/vtm-web/src/org/oscim/gdx/emu/org/oscim/theme/XmlThemeBuilder.java b/vtm-web/src/org/oscim/gdx/emu/org/oscim/theme/XmlThemeBuilder.java
index 8a9be00d5..3914a11c4 100644
--- a/vtm-web/src/org/oscim/gdx/emu/org/oscim/theme/XmlThemeBuilder.java
+++ b/vtm-web/src/org/oscim/gdx/emu/org/oscim/theme/XmlThemeBuilder.java
@@ -115,7 +115,7 @@ public static IRenderTheme read(ThemeFile theme, ThemeCallback themeCallback) th
         try {
             new XMLReaderAdapter().parse(renderThemeHandler, theme.getRenderThemeAsStream());
         } catch (Exception e) {
-            throw new ThemeException(e.getMessage());
+            throw new ThemeException(e.getMessage(), e);
         }
 
         return renderThemeHandler.mRenderTheme;
@@ -385,9 +385,9 @@ public void startElement(String uri, String localName, String qName,
                 throw new SAXException("unknown element: " + localName);
             }
         } catch (SAXException e) {
-            throw new ThemeException(e.getMessage());
+            throw new ThemeException(e.getMessage(), e);
         } catch (IOException e) {
-            throw new ThemeException(e.getMessage());
+            throw new ThemeException(e.getMessage(), e);
         }
     }
 
diff --git a/vtm/src/org/oscim/theme/ExternalRenderTheme.java b/vtm/src/org/oscim/theme/ExternalRenderTheme.java
index e1efca288..8e3b44187 100644
--- a/vtm/src/org/oscim/theme/ExternalRenderTheme.java
+++ b/vtm/src/org/oscim/theme/ExternalRenderTheme.java
@@ -106,7 +106,7 @@ public InputStream getRenderThemeAsStream() throws ThemeException {
         try {
             is = new FileInputStream(mPath);
         } catch (FileNotFoundException e) {
-            throw new ThemeException(e.getMessage());
+            throw new ThemeException(e.getMessage(), e);
         }
         return is;
     }
diff --git a/vtm/src/org/oscim/theme/IRenderTheme.java b/vtm/src/org/oscim/theme/IRenderTheme.java
index d08c5fdcc..b1dc0a401 100644
--- a/vtm/src/org/oscim/theme/IRenderTheme.java
+++ b/vtm/src/org/oscim/theme/IRenderTheme.java
@@ -97,8 +97,12 @@ public interface IRenderTheme {
     Tag transformForwardTag(Tag tag);
 
     class ThemeException extends IllegalArgumentException {
-        public ThemeException(String string) {
-            super(string);
+        public ThemeException(String message) {
+            super(message);
+        }
+
+        public ThemeException(String message, Throwable cause) {
+            super(message, cause);
         }
 
         private static final long serialVersionUID = 1L;
diff --git a/vtm/src/org/oscim/theme/XmlAtlasThemeBuilder.java b/vtm/src/org/oscim/theme/XmlAtlasThemeBuilder.java
index 9b02a26fa..d332eac00 100644
--- a/vtm/src/org/oscim/theme/XmlAtlasThemeBuilder.java
+++ b/vtm/src/org/oscim/theme/XmlAtlasThemeBuilder.java
@@ -66,7 +66,7 @@ public static IRenderTheme read(ThemeFile theme, ThemeCallback themeCallback) th
                     true, CanvasAdapter.platform == Platform.IOS);
             return replaceThemeSymbols(renderThemeHandler.mRenderTheme, outputMap);
         } catch (Exception e) {
-            throw new ThemeException(e.getMessage());
+            throw new ThemeException(e.getMessage(), e);
         } finally {
             IOUtils.closeQuietly(inputStream);
         }
diff --git a/vtm/src/org/oscim/theme/XmlThemeBuilder.java b/vtm/src/org/oscim/theme/XmlThemeBuilder.java
index 0b97760d4..59636fe7a 100644
--- a/vtm/src/org/oscim/theme/XmlThemeBuilder.java
+++ b/vtm/src/org/oscim/theme/XmlThemeBuilder.java
@@ -118,7 +118,7 @@ public static IRenderTheme read(ThemeFile theme, ThemeCallback themeCallback) th
             renderThemeHandler.processRenderTheme();
             return renderThemeHandler.mRenderTheme;
         } catch (Exception e) {
-            throw new ThemeException(e.getMessage());
+            throw new ThemeException(e.getMessage(), e);
         } finally {
             IOUtils.closeQuietly(inputStream);
         }
@@ -409,7 +409,7 @@ public void startElement() throws ThemeException {
                 throw new XmlPullParserException("unknown element: " + qName);
             }
         } catch (XmlPullParserException | IOException e) {
-            throw new ThemeException(e.getMessage());
+            throw new ThemeException(e.getMessage(), e);
         }
     }
 
diff --git a/vtm/src/org/oscim/theme/ZipRenderTheme.java b/vtm/src/org/oscim/theme/ZipRenderTheme.java
index ed582e645..28cc07770 100644
--- a/vtm/src/org/oscim/theme/ZipRenderTheme.java
+++ b/vtm/src/org/oscim/theme/ZipRenderTheme.java
@@ -89,7 +89,7 @@ public InputStream getRenderThemeAsStream() throws ThemeException {
         try {
             return mResourceProvider.createInputStream(mRelativePathPrefix, mXmlTheme.substring(mXmlTheme.lastIndexOf("/") + 1));
         } catch (IOException e) {
-            throw new ThemeException(e.getMessage());
+            throw new ThemeException(e.getMessage(), e);
         }
     }