Questions tagged [pending-transactions]
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346 questions
2 votes
2 answers
69 views
How to accelerate transactions broadcasting to L2 EVM-chain
I got some delay when send my tx to L2 chains like Optimism, for example, I send raw tx on timestamp 1751080074, and next block ts is 1751080075, however, I find my tx onchain on the block which ts is ...
1 vote
0 answers
136 views
Web3.py Subscribing to Pending Transactions doesn't work
im working in some project and i need to track PendingTransactions i use web3.py so i subscribe using the AsyncSubscriptionManager (Websocket) \ Here is a sample code: from web3 import AsyncWeb3, ...
0 votes
1 answer
97 views
Can you actually see PENDING TRANSACTIONS on Optimism?
I ran my own node according to this doc: https://docs.optimism.io/operators/node-operators/tutorials/node-from-source My goal was to subscribe to pending transactions. But apparently the default logic ...
0 votes
1 answer
13 views
APC purchasing issue
I transferred USDC from Coinbase to Coinbase wallet and attempted to purchase APC. I didn’t see any change on CB wallet or APC after an hour so I cleared the cache and tried again, and again. Change ...
0 votes
2 answers
75 views
UniswapV2Router transactions doesn't appear in infura websocket pending transactions
I wrote a simple pending transactions scanner on Polygon mainnet in python with infura websocket: from json import loads import asyncio from websockets import connect from web3 import Web3,exceptions ...
0 votes
0 answers
53 views
How can i fix a "replacement transaction underpriced" and internal error in wallet?
Getting a internal error notification when using any dex, I've tried several and a replacement transaction underpriced when using coinbases swap feature, it also will not let me send my tokens off of ...
0 votes
1 answer
33 views
What is a BNB Smart Chain UDST Crypto?
What is a BNB Smart Chain UDST Crypto? Is that even a thing? It was not spelt incorrectly - It is "UDST".
0 votes
1 answer
1k views
How to fix this? "This txn hash was found in our secondary node and should be picked up by our indexer in a short while."
https://etherscan.io/tx/0x664156fcb7fec578f32edcd9e95b62d920a8642e7cd63f6552ac917b44baee45 Guys, this transaction has been like this for 6 hours. It says "should be picked up by our indexer in a ...
2 votes
0 answers
77 views
How to get rid of stuck unconfirmed transaction in infura.io polygon-mainnet chain?
The issue is that infura.io RPC node for the polygon-mainnet returns this transaction with getTransaction call, while this transaction is not seen on https://polygonscan.com/ or if other RPC node ...
0 votes
1 answer
327 views
Why does subscribing to new pending transactions also include very old pending?
My service is subscribing to new pending transactions on the memblock and process them accordingly. However it also get very old pending transactions and not just the newest - why is this and is there ...
1 vote
1 answer
299 views
Is there a way to make the user pay "aggressive" gas fees automatically instead of them choosing that in MetaMask?
I am having issues with MetaMask in my DApp because users are using wrong or invalid RPCs. Is there a way of making users add a network automatically to MetaMask with the right RPC and override the ...
0 votes
0 answers
48 views
Cannot get transactions returned by w3.eth.filter("pending")
I have code listening at testnet node and getting pending transactions returned by filter. It works well, usually, but sometimes filter returns id (or batch of ids) of non existent transactions. Or ...
0 votes
1 answer
105 views
Set RPS with ethers.js
I wrote a code to check the pending transactions of a contract, but I would like to limit the RPS (requests per second) to 25 (I'm using a node with user free) how could I do it? Here is the code: ...
1 vote
2 answers
50 views
Which value is picked up by a transaction stuck in mempool upon execution - one at Launch time or one at Execution time?
Could someone please confirm what happens in the following scenario: uint256 public reducer = 5; function calculateYield(uint256 lpTotal, address tokenA, address tokenB, uint256 minA, uint256 ...
0 votes
1 answer
612 views
Pending Transaction with Low Gas Stuck for 22 Hours: Seeking Solutions for Cancellation or Completion
I attempted a transaction 22 hours ago with a low gas offer due to insufficient ETH, but the transaction has been pending since and I can't seem to cancel it. MetaMask indicates there's not enough gas ...