From b85bb84e3b4cbe3d06496b19e1d841c7638c2b3b Mon Sep 17 00:00:00 2001
From: Eric <5089238+emizzle@users.noreply.github.com>
Date: Wed, 23 Oct 2024 18:09:21 +1100
Subject: [PATCH] fix error

---
 ethers/providers/jsonrpc/subscriptions.nim | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ethers/providers/jsonrpc/subscriptions.nim b/ethers/providers/jsonrpc/subscriptions.nim
index 6567f3b..e93213d 100644
--- a/ethers/providers/jsonrpc/subscriptions.nim
+++ b/ethers/providers/jsonrpc/subscriptions.nim
@@ -220,9 +220,10 @@ method unsubscribe*(subscriptions: PollingSubscriptions,
                   {.async.} =
   subscriptions.filters.del(id)
   subscriptions.callbacks.del(id)
+  let sub = subscriptions.subscriptionMapping[id]
   subscriptions.subscriptionMapping.del(id)
   try:
-    discard await subscriptions.client.eth_uninstallFilter(subscriptions.subscriptionMapping[id])
+    discard await subscriptions.client.eth_uninstallFilter(sub)
   except CancelledError as e:
     raise e
   except CatchableError as e: