diff --git a/src/app/WardrobePage/OutfitControls.js b/src/app/WardrobePage/OutfitControls.js
index aa4ba74..c6287fb 100644
--- a/src/app/WardrobePage/OutfitControls.js
+++ b/src/app/WardrobePage/OutfitControls.js
@@ -407,6 +407,7 @@ function ControlButton({ icon, "aria-label": ariaLabel, ...props }) {
 function useDownloadableImage(visibleLayers) {
   const [downloadImageUrl, setDownloadImageUrl] = React.useState(null);
   const [preparedForLayerIds, setPreparedForLayerIds] = React.useState([]);
+  const toast = useToast();
 
   const prepareDownload = React.useCallback(async () => {
     // Skip if the current image URL is already correct for these layers.
@@ -426,7 +427,19 @@ function useDownloadableImage(visibleLayers) {
       loadImage(getBestImageUrlForLayer(layer))
     );
 
-    const images = await Promise.all(imagePromises);
+    let images;
+    try {
+      images = await Promise.all(imagePromises);
+    } catch (e) {
+      console.error("Error building downloadable image", e);
+      toast({
+        status: "error",
+        title: "Oops, sorry, we couldn't download the image!",
+        description:
+          "Check your connection, then reload the page and try again.",
+      });
+      return;
+    }
 
     const canvas = document.createElement("canvas");
     const context = canvas.getContext("2d");
@@ -444,7 +457,7 @@ function useDownloadableImage(visibleLayers) {
     );
     setDownloadImageUrl(canvas.toDataURL("image/png"));
     setPreparedForLayerIds(layerIds);
-  }, [preparedForLayerIds, visibleLayers]);
+  }, [preparedForLayerIds, visibleLayers, toast]);
 
   return [downloadImageUrl, prepareDownload];
 }
diff --git a/src/app/util.js b/src/app/util.js
index 0eb52f1..32a3d22 100644
--- a/src/app/util.js
+++ b/src/app/util.js
@@ -277,7 +277,8 @@ export function loadImage({ src, crossOrigin = null }) {
   const image = new Image();
   const promise = new Promise((resolve, reject) => {
     image.onload = () => resolve(image);
-    image.onerror = (e) => reject(e);
+    image.onerror = () =>
+      reject(new Error(`Failed to load image: ${JSON.stringify(src)}`));
     if (crossOrigin) {
       image.crossOrigin = crossOrigin;
     }