fix: fpac sdk bug (#9367)

Fixes a small bug in the SDK that could cause an error if there aren't any games yet.
ethereum-optimism · Feb 5, 2024 · d99d425 · d99d425
1 parent 256b4e4
commit d99d425
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diff --git a/.changeset/modern-owls-rescue.md b/.changeset/modern-owls-rescue.md
@@ -0,0 +1,5 @@
+---
+'@eth-optimism/sdk': patch
+---
+
+Fixes a bug in the SDK for finalizing fpac withdrawals.
diff --git a/packages/sdk/src/cross-chain-messenger.ts b/packages/sdk/src/cross-chain-messenger.ts
@@ -1275,7 +1275,7 @@ export class CrossChainMessenger {
       const latestGames =
         await this.contracts.l1.DisputeGameFactory.findLatestGames(
           gameType,
-          gameCount.sub(1),
+          Math.max(0, gameCount.sub(1).toNumber()),
           Math.min(100, gameCount.toNumber())
         )