Merge branch '4.x' into default-type2

web3 · Sep 20, 2023 · 9d9ca4e · 9d9ca4e
2 parents e92f47c + 2b445bf
commit 9d9ca4e
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diff --git a/packages/web3-eth/CHANGELOG.md b/packages/web3-eth/CHANGELOG.md
@@ -195,4 +195,8 @@ Documentation:
 
 ### Changed
 
--   Transactions will now default to type 2 transactions instead of type 0, similar to 1.x version. (#6282)
+-   Transactions will now default to type 2 transactions instead of type 0, similar to 1.x version. (#6282)
+
+### Fixed
+
+-   Ensure provider.supportsSubscriptions exists before watching by subscription (#6440)
diff --git a/packages/web3-eth/src/utils/watch_transaction_for_confirmations.ts b/packages/web3-eth/src/utils/watch_transaction_for_confirmations.ts
@@ -61,7 +61,7 @@ export function watchTransactionForConfirmations<
 
 	// so a subscription for newBlockHeaders can be made instead of polling
 	const provider: Web3BaseProvider = web3Context.requestManager.provider as Web3BaseProvider;
-	if (provider.supportsSubscriptions()) {
+	if (provider && 'supportsSubscriptions' in provider && provider.supportsSubscriptions()) {
 		watchTransactionBySubscription({
 			web3Context,
 			transactionReceipt,