From 389bcc08390bfb18223033a1ecb1b327cdb3fad0 Mon Sep 17 00:00:00 2001
From: Ansonhkg <ansonox@gmail.com>
Date: Wed, 17 Apr 2024 17:46:33 +0100
Subject: [PATCH] fix: actually check the latestBlockhash if it's null

---
 packages/core/src/lib/lit-core.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/packages/core/src/lib/lit-core.ts b/packages/core/src/lib/lit-core.ts
index 0deba36e13..54234bced2 100644
--- a/packages/core/src/lib/lit-core.ts
+++ b/packages/core/src/lib/lit-core.ts
@@ -490,7 +490,13 @@ export class LitCore {
   getLatestBlockhash = async (): Promise<string> => {
     await this.connect();
 
-    return this.latestBlockhash as string;
+    if (!this.latestBlockhash) {
+      throw new Error(
+        `latestBlockhash is not available. Received: "${this.latestBlockhash}"`
+      );
+    }
+
+    return this.latestBlockhash;
   };
 
   /**