diff --git a/src/renderer/sw_engine/tvgSwRle.cpp b/src/renderer/sw_engine/tvgSwRle.cpp
index cd9f4048..ff5a92b7 100644
--- a/src/renderer/sw_engine/tvgSwRle.cpp
+++ b/src/renderer/sw_engine/tvgSwRle.cpp
@@ -866,6 +866,8 @@ void _replaceClipSpan(SwRle *rle, SwSpan* clippedSpans, uint32_t size)
 
 SwRle* rleRender(SwRle* rle, const SwOutline* outline, const SwBBox& renderRegion, bool antiAlias)
 {
+    if (!outline) return nullptr;
+
     constexpr auto RENDER_POOL_SIZE = 16384L;
     constexpr auto BAND_SIZE = 40;