diff --git a/Malmo/src/CSharpWrapper/MalmoNETNative.i b/Malmo/src/CSharpWrapper/MalmoNETNative.i
index 076e50ba6..35e82a374 100755
--- a/Malmo/src/CSharpWrapper/MalmoNETNative.i
+++ b/Malmo/src/CSharpWrapper/MalmoNETNative.i
@@ -298,6 +298,10 @@ public:
       std::ostringstream oss;
       oss << "Caught xml_schema::exception: " << e.what() << "\n" << e;
       SWIG_CSharpSetPendingException(SWIG_CSharpApplicationException, oss.str().c_str());
+    } catch (const std::runtime_error& e) {
+      std::ostringstream oss;
+      oss << "Caught std::runtime_error: " << e.what();
+      SWIG_CSharpSetPendingException(SWIG_CSharpApplicationException, oss.str().c_str());
     }
   %}
 
diff --git a/Malmo/src/JavaWrapper/MalmoJava.i b/Malmo/src/JavaWrapper/MalmoJava.i
index 1da6d6966..299120f9c 100755
--- a/Malmo/src/JavaWrapper/MalmoJava.i
+++ b/Malmo/src/JavaWrapper/MalmoJava.i
@@ -284,6 +284,11 @@ public:
       oss << "Caught xml_schema::exception: " << e.what() << "\n" << e;
       jclass clazz = jenv->FindClass("java/lang/Exception");
       jenv->ThrowNew(clazz, oss.str().c_str());
+    } catch (const std::runtime_error& e) {
+      std::ostringstream oss;
+      oss << "Caught std::runtime_error: " << e.what();
+      jclass clazz = jenv->FindClass("java/lang/Exception");
+      jenv->ThrowNew(clazz, oss.str().c_str());
     }
   %}