Questions tagged [replace-by-fee]
describes a mechanism to mark transactions as replaceable until they are confirmed.
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questions
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1answer
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Replace-by-fee Problem
Good Day. Please i have an Account with BlockChain but i notice my account has a withdrawal of all my BTC which was not done by me. It has Replace-By-Fee
What might have happened?
How can i get my ...
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1answer
20 views
Can inputs to a transaction have different values for sequence?
I noticed that the sequence field is used to signal opt-in RBF. I would think that signaling RBF applies to the full transaction rather than particular inputs.
If my transaction has two inputs, and I ...
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1answer
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Monitoring BIP125 transactions in the mempool
Let's say I have a transaction with txid=A which has bip125-replaceable=True. If I bump the fee the original transaction will be removed from the mempool and replaced by the new one, so how do I know ...
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2answers
82 views
Checking if transaction is RBF
A transaction can be RBF if itself is a RBF, or it spends outputs from a RBF transaction.
Is there a way to use bitcoin RPC node to check if a transaction is spending outputs from a RBF transcation?
3
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1answer
100 views
Is there a way to allow use of unconfirmed RBF outputs in transaction building?
Bitcoin Core seems to not consider unconfirmed outputs that are marked replaceable in input selection. Is there a way to override this protection and allow use anyway? The transaction is created using ...
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1answer
20 views
getbalance says 0 for incoming TX even though 0-conf is allowed
> $bitcoin_rpc.getnewaddress("myaddress", "bech32")
=> "bc1q9kvfyjxtk9tvkzgpkf4x8zs42sddwlyanz3z6z"
> $bitcoin_rpc.getbalance
=> 0.0
> $bitcoin_rpc.getbalance("*", 0)
=> 0.0
&...
3
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1answer
141 views
Why doesn't RBF include restrictions on the outputs?
Why didn't the RBF specification include additional constraints on the replacing transaction, such as that it would need to contain the same outputs (with at least the original output amounts) as the ...
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0answers
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Is “inherited” replace-by-fee signaling implemented as described in BIP125?
From Bip125:
Explicit signaling: A transaction is considered to have opted in to
allowing replacement of itself if any of its inputs have an nSequence
number less than (0xffffffff - 1).
...
0
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1answer
228 views
Why mark a transaction as RBF (Replace-by-Fee) explicitly?
I could broadcast a second transaction that has the same inputs but a higher fee, without marking the original transaction as replaceable. Miners would most likely favor the second transaction and ...
1
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1answer
46 views
Can RBF be done by a third (or second) party
I've been thinking about the following usecase:
could a retailer/merchant offer clients a "no bitcoin fees" option when paying with bitcoin? i.e. if something costs 1 BTC on the site, the user will ...
2
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0answers
67 views
Using bitcoind RPC to identify an incoming transaction that has been replaced using BIP125 Replace-By-Fee
In the context of running a web service that accepts payments in Bitcoin, how can we use bitcoind to identify a transaction that has been replaced using BIP125 Replace-By-Fee?
When RBF is used, a new ...
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1answer
51 views
What is a fee market? Does it mean that blocks should be full, esp. after several halvenings?
As we all know, Bitcoin had experienced an unprecedented long-lasting congestion period in 2017. This seems quite horrible to some people generally, but it seems that such phenomenon was on the ...
3
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1answer
40 views
What incentive do miners have to respect the Replace-By-Fee flag?
Couldn't a miner treat all transactions in their mempool as if they had Replace-By-Fee enabled? After all they could always claim that they hadn't seen the original transaction.
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1answer
367 views
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1answer
39 views
What will be the fee in $ for a 500$ transaction? [closed]
What will be the fee in $ for a 500$ transaction ?
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1answer
231 views
Why some transactions disappear from the mempool?
Just before block 537562, I had the following transactions in my mempool:
'a4ca904361952c8a27bcf1fd36e5bc8ccdc5d42ceb72cfba60c017fb9cbbb0e5'
'...
1
vote
1answer
50 views
How single usage of bitcoin address is resistant to quantum computing _and_ replace-by-fee?
It is often said that if a bitcoin user uses addresses only once, then quantum computer cannot compromise their security since the public key is revealed only when the money are actually spent.
But ...
4
votes
1answer
77 views
How does one create another transaction when all funds are tied up in an unconfirmed previous transaction?
If I have only one UTXO and I spend from it that's fine, I send myself back the change and that works how I expect it to. However if I want to create a new transaction in the time that the first ...
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2answers
164 views
Wasn't 0-conf more secure than Visa, before blocks got full and RBF was added?
RBF and full blocks make 0-conf useless, because it's easy to override. Wasn't it once useful? I've heard without those it's more secure than Visa in terms of double spending.
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2answers
182 views
Are there RPC calls for correct RBF calculations in Bitcoin Core?
Imagine I have a "stuck" transaction using Bitcoin Core (with correct BIP125 signalling), and I want to "unstuck" it using RBF.
Is there some RPC call for the correct fee calculation?
Meaning, is ...
0
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1answer
90 views
Do miners prefer RBF transactions over non-RBF transactions?
Given a replace-by-fee (RBF) transaction and a non-RBF transaction with equal fees, do miners prefer the RBF transaction over the non-RBF one? Or is this entirely up to the particular miner?
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2answers
110 views
Can I save stuck bitcoins by creating a completely new transaction? [duplicate]
I tried to make a bitcoin payment but accidently set a too low transaction fee so it got stuck. By now the payment is cancelled so I don't want to do this transaction anymore.
Can I now instruct my ...
9
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1answer
2k views
When closing the channel for LN - how to calculate the fee for the blockchain transaction?
To be clear: Following is not about fees in Lightning Network. Following is about fees on blockchain for transaction which closes the channel in LN.
Channel closing transaction can be created months ...
0
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3answers
2k views
Increase a transaction fee in bitcoin core
I marked my transaction with "Request replace-By-Fee"* in my bitcoin core wallet, and now while I can increase the transaction fee, I can only increase it by a tiny bit, and I can't set it to what I ...
0
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1answer
166 views
When a transaction will reject if the fee was to low? [duplicate]
I would like to know when a transaction will reject if the fee was to low to be confimed.
If this transaction never will be rejected, what is to do to delete this transaction?
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1answer
2k views
Increase transaction fee with Bitcoin Core client fails because of no change output. Why?
Context
I created a transaction (using the full balance of an output) with the Bitcoin Core Wallet (running as full node). The transaction got into the mempool of major nodes, as expected. I set the ...
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1answer
77 views
why is this transaction I made being rejected?
I created an RBF transaction and bumped the fee, it was broadcast, no I am trying to bump the fee again a 2nd time however I get a "missing inputs error"
Am I doing something wrong?
here is the tx I ...
2
votes
1answer
66 views
Is it possible to get CPFP information from full node, without requesting full mempool dump?
I want to get CPFP information out of full node - that is, ancestorsize and ancestorfees - in order to calculate the necessary fee for either CPFP, or RBF if possible.
Can I get this information ...
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0answers
254 views
(RBF) double spend transaction not showing up in searches
On my first ever attempt to send my mined bitcoins from my wallet to a bitcoin exchange site I underestimated the transaction fee that would be required to get the transaction processed. So, following ...
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1answer
235 views
Bumping unconfirmed transaction with sendrawtransaction [duplicate]
I have a transaction which doesn't confirms for last 3 days and is not most likely going to confirm at all in near future due to a recent situation in mempool.
Will it be working if I'll do the ...
0
votes
1answer
314 views
What is the recomended sequence for signalling RBF?
What is the recommended nSequence for signalling RBF transactions?
BIP125 says:
A transaction is considered to have opted in to allowing replacement of itself if any of its inputs have an ...
1
vote
0answers
731 views
Unconfirmed transaction emptied my electrum wallet. How can I unstuck it?
I was using an old Electrum wallet. I sweeped the wallet in a single transaction for which I had not turned on "dynamic wallet" (RBF) yet. The transaction is still unconfirmed after one week. I cannot ...
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1answer
578 views
Sequence number semantics
Reading the following BIPs: 68, 112, 125, I got a few questions about the sematics of sequence numbers. As far as I understood, in version 1 transactions, sequence numbers have the following meaning:
...
0
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1answer
243 views
How do I do a manual replace-by-fee in Bitcoin Core?
I made a transaction with too small a fee several days ago; hence, it has not been included in any block. Currently, it is lingering in the mempool. How can I use Bitcoin Core to make a new ...
3
votes
2answers
532 views
Why most bitcoin wallet apps don't have Replace-by-fee feature?
As a bitcoin user, it seems that Replace-by-fee feature is useful to solve the problem of transactions not confirming because of an insufficient fee. However, as far as in know, most bitcoin wallet ...
5
votes
3answers
2k views
Replaceable transaction or Non-replaceable. How can I identify it from raw transaction?
I created two transactions on Electrum Mac client. The first tranaction is replaceable and the other is non-Replaceable. The followings are the results of get-rawtransaction of the the two ...
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1answer
139 views
What is the default relaying policy for RBF double spend transactions?
Let's say I broadcast a transation tx0 signaling RBF replaceability. Later on, I realize it has a small amount of fees, so I send another transaction tx1 that spends the same inputs than tx0, but this ...
3
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1answer
1k views
Low fee Electrum wallet transaction disappeared, now when I increase the fee it seems to be rejected as a double spend
Can anyone tell me what is happening with my transactions ...
First I move some small amount and didn't see that fee was set up to low so it was "low fee" after that I've made another one and It get ...
2
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0answers
1k views
Bitcoins unconfirmed even after double spend
I'm very new to bitcoin and recently bought 0.066 bitcoins and transferred them to my electrum wallet. I then transferred them to another wallet but I set the fee too low (40Sat/b) and it was stuck in ...
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1answer
608 views
Would replace by fee increase the fee on my transaction?
I have a transaction with a $0.01 fee that has been unconfirmed for almost a day now, I got searching and found the replace-by-fee tools by Peter Todd.
I set up a full node with Bitcoin 0.12.0 and it'...
12
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1answer
5k views
Replace-by-Fee vs Child-pays-for-Parent?
Both RBF and CPFP attempt to solve the problem of transactions not confirming because of an insufficient fee. What are the pros/cons of using one vs the other?
Are both currently functional and ...
2
votes
1answer
173 views
What restrictions are there to the application of opt-in RBF?
It is a common meme in some parts of the Bitcoin sphere that RBF erodes the option of accepting zero confirmation transactions. It would be beneficial if the following questions were answered:
What ...
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3answers
2k views
What wallets currently support RBF?
What wallets currently support RBF?
Is there some workaround if they don't?
5
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1answer
2k views
How to enable replace-by-fee via command-line in bitcoin-core?
Alright, so I'm convinced replace-by-fee is a good thing. I've read it's opt-in, so how can I enable it in my bitcoin-core wallet? I don't find any flag to pass it when launching it. I want all my ...
3
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1answer
213 views
What does a merchant need to do to reject RBF transactions
I understand replace-by-fee transactions are no threat to merchants who require multiple confirmations. However many businesses still accept 0 confirmation transactions as a means of improving ...
4
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1answer
2k views
How to apply RBF (Replace-by-Fee)
I got a stuck transaction and would like to clear this. I found many information about RBF (Replace-by-Fee) how it works etc. So i think this might be the best option to get my transaction going.
...
5
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1answer
678 views
What is an “insecure transaction type”, as mentioned by Bitcoin Wallet for Android?
I am running Bitcoin Core v0.11.0.0-gd26f951 (64-bit) at home on Ubuntu, and have installed the Bitcoin Wallet for Android on my phone. I sent two transactions from home to my phone: First, Second. ...
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2answers
6k views
Do unconfirmed transactions expire after some time?
Sometimes confirmation process is very slow. I think that is because of the price of the fee. In that time, is it possible to cancel the unconfirmed transaction and re-send with higher transaction fee?...
11
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2answers
2k views
Can someone outline the full pros/cons of the various Replace-By-Fee proposals?
I've done some research myself, but I find that I'm either biased myself, or my sources themselves are biased. Does anyone have an objective analysis of the various proposals and their advantages/...
5
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1answer
593 views
How does first seen replace by fee work?
This pull request describes first-seen replace-by-fee. How is it different from normal replace-by-fee, and how does it compare to child-pays-for-parent?
