1 files changed, 5 insertions, 1 deletions
diff --git a/devtools/client/netmonitor/src/widgets/WaterfallBackground.js b/devtools/client/netmonitor/src/widgets/WaterfallBackground.js
index e2be7f5715..807b5a25b6 100644
--- a/devtools/client/netmonitor/src/widgets/WaterfallBackground.js
+++ b/devtools/client/netmonitor/src/widgets/WaterfallBackground.js
@@ -133,7 +133,11 @@ class WaterfallBackground {
 
     // Flush the image data and cache the waterfall background.
     pixelArray.set(view8bit);
-    this.ctx.putImageData(imageData, 0, 0);
+    try {
+      this.ctx.putImageData(imageData, 0, 0);
+    } catch (e) {
+      console.error("WaterfallBackground crash error", e);
+    }
 
     this.setImageElement("waterfall-background", this.canvas);
   }