diff --git a/webui/src/lib/components/EntitySelect.svelte b/webui/src/lib/components/EntitySelect.svelte
index 4a40bbb..dda0ede 100644
--- a/webui/src/lib/components/EntitySelect.svelte
+++ b/webui/src/lib/components/EntitySelect.svelte
@@ -129,7 +129,9 @@
 			selectAllArea = undefined;
 			selectAllAddresses = [];
 			selecting = false;
-			ctx?.clearRect(0, 0, canvas.width, canvas.height);
+			if (ctx && canvas) {
+				ctx.clearRect(0, 0, canvas.width, canvas.height);
+			}
 			for (const address of addressesToRemove) {
 				selected.update((selected) => {
 					return selected.filter((a) => a !== address);