diff --git a/src/kits/package/FetchFileJob.cpp b/src/kits/package/FetchFileJob.cpp
index d5e3bc4042..07853d7cf0 100644
--- a/src/kits/package/FetchFileJob.cpp
+++ b/src/kits/package/FetchFileJob.cpp
@@ -129,51 +129,53 @@ FetchFileJob::RequestCompleted(BUrlRequest* request, bool success)
 	fError = request->Status();
 
 	if (success) {
-		const BHttpResult& outResult = dynamic_cast<const BHttpResult&>
-			(request->Result());
-		uint16 code = outResult.StatusCode();
-		uint16 codeClass = BHttpRequest::StatusCodeClass(code);
+		const BHttpResult* httpResult = dynamic_cast<const BHttpResult*>
+			(&request->Result());
+		if (httpResult != NULL) {
+			uint16 code = httpResult->StatusCode();
+			uint16 codeClass = BHttpRequest::StatusCodeClass(code);
 
-		switch (codeClass) {
-			case B_HTTP_STATUS_CLASS_CLIENT_ERROR:
-			case B_HTTP_STATUS_CLASS_SERVER_ERROR:
-				fError = B_IO_ERROR;
-				break;
-			default:
-				fError = B_OK;
-				break;
-		}
-		switch (code) {
-			case B_HTTP_STATUS_OK:
-				fError = B_OK;
-				break;
-			case B_HTTP_STATUS_PARTIAL_CONTENT:
-				fError = B_PARTIAL_READ;
-				break;
-			case B_HTTP_STATUS_REQUEST_TIMEOUT:
-			case B_HTTP_STATUS_GATEWAY_TIMEOUT:
-				fError = B_DEV_TIMEOUT;
-				break;
-			case B_HTTP_STATUS_NOT_IMPLEMENTED:
-			case B_HTTP_STATUS_UNSUPPORTED_MEDIA_TYPE:
-				fError = B_NOT_SUPPORTED;
-				break;
-			case B_HTTP_STATUS_UNAUTHORIZED:
-				fError = B_PERMISSION_DENIED;
-				break;
-			case B_HTTP_STATUS_FORBIDDEN:
-			case B_HTTP_STATUS_METHOD_NOT_ALLOWED:
-			case B_HTTP_STATUS_NOT_ACCEPTABLE:
-				fError = B_NOT_ALLOWED;
-				break;
-			case B_HTTP_STATUS_NOT_FOUND:
-				fError = B_NAME_NOT_FOUND;
-				break;
-			case B_HTTP_STATUS_BAD_GATEWAY:
-				fError = B_BAD_DATA;
-				break;
-			default:
-				break;
+			switch (codeClass) {
+				case B_HTTP_STATUS_CLASS_CLIENT_ERROR:
+				case B_HTTP_STATUS_CLASS_SERVER_ERROR:
+					fError = B_IO_ERROR;
+					break;
+				default:
+					fError = B_OK;
+					break;
+			}
+			switch (code) {
+				case B_HTTP_STATUS_OK:
+					fError = B_OK;
+					break;
+				case B_HTTP_STATUS_PARTIAL_CONTENT:
+					fError = B_PARTIAL_READ;
+					break;
+				case B_HTTP_STATUS_REQUEST_TIMEOUT:
+				case B_HTTP_STATUS_GATEWAY_TIMEOUT:
+					fError = B_DEV_TIMEOUT;
+					break;
+				case B_HTTP_STATUS_NOT_IMPLEMENTED:
+				case B_HTTP_STATUS_UNSUPPORTED_MEDIA_TYPE:
+					fError = B_NOT_SUPPORTED;
+					break;
+				case B_HTTP_STATUS_UNAUTHORIZED:
+					fError = B_PERMISSION_DENIED;
+					break;
+				case B_HTTP_STATUS_FORBIDDEN:
+				case B_HTTP_STATUS_METHOD_NOT_ALLOWED:
+				case B_HTTP_STATUS_NOT_ACCEPTABLE:
+					fError = B_NOT_ALLOWED;
+					break;
+				case B_HTTP_STATUS_NOT_FOUND:
+					fError = B_NAME_NOT_FOUND;
+					break;
+				case B_HTTP_STATUS_BAD_GATEWAY:
+					fError = B_BAD_DATA;
+					break;
+				default:
+					break;
+			}
 		}
 	}
 }