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4
votes
1answer
71 views

What is the process for the community to propose an XLM lockup?

Let me start by saying I am not proposing a wholesale token "burning" as I believe that could have unintended negative consequences long term. However, considering the tremendous price appreciation ...
3
votes
1answer
57 views

Stellar-core not syncing on testnet after restart. Missing Buckets not being retrieved

After attempting to restart a stellar core node I had running on the test net I got an error, and when I tried to run stellar-core (inside docker container) with stellar-core run I got the following: ...
4
votes
1answer
52 views

Where can I find history files structure (transactions and ledger files specifically)?

I'm trying to extract history files from the archive, I understood that transaction file is built of pairs: (32bit length,data), but when I try to extract the data from a single stream I get error: ...
4
votes
1answer
70 views

How can I do asymmetric encryption and decryption?

How can I do asymmetric encryption by using Stellar's private key of sender and Stellar's public key of receiver and vice-versa in case of case decryption? I had gone through many methods but I am ...
4
votes
1answer
32 views

Where can i find info on the meaning of each metric of the core?

stellar-core has a lot of metrics that can be accessed with /metrics Is there someplace where I can find out what each metric means? For example "herder.pending-txs.age2", whats that? I tried ...
1
vote
2answers
35 views

Is there any valid reason *not* to set masterWeight=0 on an asset issuing account?

Issuing accounts should last as long as the asset, the typical case being "as long as we can forsee". Setting masterWeight=0 and using other accounts for transacting on behalf of the account seems ...
1
vote
2answers
89 views

Using QR code on my stellar account with memo

We are making an exchange so in order to give new customer an address to deposit we give him "generated address", but it is actually a random id that will be used as a memo. Problem is - on other ...
4
votes
2answers
60 views

Own stellar horizon is not showing data prior to own instance launch date

I run a stellar node using the docker quickstart image and due to some syncing error the underlying ec2 instance was terminated and restarted on 2018-12-28T10:45:19Z, state of core is Synced. ...
5
votes
3answers
280 views

How to sign the XDR transaction envelop and and post it through java sdk?

I received the XDR envelope of a transaction. I need to sign it and submit using Java SDK. I am able to decode the XDR, but need help on how to sign and submit.
0
votes
1answer
32 views

Get Account Details Data Missing

I am getting the following error when calling getAccountDetails using the iOS SDK: parsingResponseFailed(message: "The data couldn’t be read because it is missing.") Here is my code. This should use ...
0
votes
0answers
17 views

Validation of federation server

I am trying to validate the address that a client typed to withdrawal his XLM to. Issue is that using the federation sdk takes over 10 seconds and if the address was not found it can take up to a ...
1
vote
1answer
47 views

Error “missing path” while running 'gulp test' in js-stellar-base

I cloned the js-stellar-base and then ran 'gulp test' and it returned the following error: Using gulpfile /mnt/c/Users/Debchakra/Desktop/js-stellar-base/gulpfile.js [00:01:03] Starting 'test'... [00:...
0
votes
2answers
77 views

How can i get the base reserve for stellar?

currently in ripple when i need to check how much is the minimum required to keep account valid there is a property called reserve base XRP is there something similar in stellar? because to write hard ...
1
vote
0answers
16 views

pBFT in closed 100 node setup

Can Practical Byzantine Fault Tolerance (pBFT) be considered as one of the quorum configurations of SCP of stellar? I am considering the situation where the 100 nodes are run in a closed network.
0
votes
1answer
34 views

Friendbot request fails with 400 (Bad Request)

I am trying to create an account on the stellar Test Network. I am using ASP .Net framework. But whenever I make a request and pass in the public key, I always get this error: Response status code ...
2
votes
1answer
31 views

Why failed transactions are not shown in Horizon in any way?

Anything I can get of the Horizon about the failed transactions is their count in a ledger. No other info is shown about them. Currently, no one can calculate lumen balance using horizon only because ...
2
votes
2answers
581 views

stellar-code stuck with Joining SCP

I have a private network running on my local mac laptop. The network has two nodes. Both the nodes were syncing correctly on Friday, March 16, 2018. I shutdown the nodes by ctrl c. Now when I start ...
0
votes
0answers
12 views

Trade self-issued coins (no liquidity) on fiat exchange rates

NOTE: Please see my r/Stellar post about my project for more information. Question How to trade self-issued coins using fiat exchange rates? Say I have two coins called MEUR and MUSD, representing a ...
0
votes
1answer
13 views

PHP Script to return wallet balance

Not sure if i'm missing something obvious but is there a simple-ish way to return a wallet balance in a php? Just a simple return.. $xlmaddress = "GDS5etc"; $bal = $getBal($xlmaddress); echo $bal; ...
1
vote
1answer
68 views

Mutiple opearations in single transaction

let 4 accounts are there. The first one (customer) is creating trust with second account (distributor) which sending him 5 assets token. Now what i want is that the third account(having lots of same ...
0
votes
0answers
5 views

how to connect aws postgres in bridge.cfg

how to setup bridge.cfg to connect aws rds postgres "postgres://123:123@mytest.cze528b9qbge.ap-southeast-1.rds.amazonaws.com/stellar_federation?sslmod=require" FATA[0127] Cannot connect to a DB: ...
1
vote
0answers
9 views

What is difference between history and bucketlist?

I am unable to understand the difference between history and bucketlist. As per documentation, bucketlist is used for: Efficiently transmitting a minimal "delta" of changes to the set when a peer ...
0
votes
0answers
24 views

Full LCL error when running private nodes

I have set up a private Network by three Nodes. After running sometime, showing below message from Node2. 2019-05-27T09:49:55.006 GCTXZ [Ledger ERROR] Full LCL: { hash = ...
0
votes
0answers
25 views

Lumens are Locked

My XLM holdings can't be moved from the Stellar wallet, to an exchange wallet. I've been trying to move various amounts for weeks. The recipient address is definitely correct, I'm using the correct ...
14
votes
1answer
333 views

How to set inflation for tokens?

I'd like to create a Stellar token and would like to use it as shares for a startup I'm working on so the whole idea is to reward early investors in the ICO with a fixed yearly dividend so inflation ...
0
votes
1answer
56 views

Transaction failure when using Stellar Go SDK

receiving the following errors related to horizon server: handshake-1 env.sh[19791]: 2019/04/25 12:03:24 handlers.go:180: [ERR] Horizon error: "Transaction Failed". Check horizon.Error.Problem for ...
0
votes
1answer
49 views

Submit transaction in Node js Error 400

I initiated a small node js project in which I installed the sdk module in order to communicate with horizon and try out some things, I am following this page from the docs. However I getting an ...
0
votes
1answer
58 views

Testing custom asset with trustlines that must be allowed - can't send tokens from distribution account

I am trying to test the creation of a custom asset - with trustlines that must be authorized by the issuer. My issuing account (GDQMWZ7XBRY55BU4XQ7FZXFBCUXA2YU2KGPQ7JFZOU3ACXR2ARJAAS36) has ...
2
votes
2answers
155 views

Can we encrypt stellar memo text with receiver's public key and sender's private key?

I was trying to figure out a way to encrypt a small payload in a transaction memo to anonymize the memo id without having to store anything on the server. So can anyone help me to encrypt the memo ...
2
votes
4answers
99 views

Channel concept in stellar

I can't understand the channel concept. How does channel keep transactions' order? Is there a channel account for a special operation or any channel account can do any operation?
1
vote
2answers
28 views

How does “accept all assets” federated address in Lobstr work?

in the web interface for lobstr, they tell to to use this federated address for receiving any asset, even if you don't have a trustline. I thought that's impossible. How is that done? I thought I ...
1
vote
0answers
18 views

Why is the /paths endpoint on my custom Horizon deployment abnormally slow?

I was wondering if anyone has an idea what could be causing our Horizon (0.17.6) /paths endpoint to be extremely slow. A simple query takes 1m22s on our custom deployment. On public SDF Horizon the ...
0
votes
0answers
15 views

When to accept different value than voted

In the whitepaper it is stated that a node v accepts a statement a iff either: (1) There exists a quorum U such that v is in U and each member of U either voted for a or claims to accept a. or (2) ...
0
votes
1answer
35 views

I need help I forgot the memo [duplicate]

I accidentally sent my stellar from my blockchain wallet to binance and in the process forgot to put the stellar memo is there anyway to retrieve the funds, what happened to the funds / where do they ...
1
vote
1answer
17 views

How to solve “op_cant_change”?

I set authorization immutable flag to be true. Then I got "op_cant_change". How can I set it to be false again?
0
votes
1answer
22 views

Inflation Destination or public address [duplicate]

Why do I have an inflation destination and a public address in my stellarport account. How can I tell if I've received any staking rewards? Thank you!
0
votes
1answer
21 views

Inflation destination address

Why do I have an inflation destination address and a public address? What is the purpose of each? Where do I find my inflation destination staking rewards?
0
votes
1answer
20 views

Bridge Message: Asset not allowed

May 17 15:48:02 bridge[20257]: time="2019-05-17T15:48:02+08:00" level=info msg="New received payment" id=1626714568404993 service=PaymentListener May 17 15:48:02 bridge[20257]: time="2019-05-17T15:...
1
vote
1answer
19 views

SCC: why are there 2 SQL files?

The SCC (Stellar Core Commander) is a tool used to generate a "state" for Horizon's tests. When I run it against an .rb script, it generates a single .sql file - essentially a 'pg_dump' of the sql ...
2
votes
1answer
27 views

Why Does Stellar Support Authorization-Required Assets?

Are there some common use cases that were anticipated when deciding to support assets that require authorization in order to set up a trust line?
0
votes
1answer
13 views

Stellar_core_commander: Getting an exception trying to run “scc -r base.rb”

Stellar's utility ("Stellar_Core_Commander") is a tool used to deterministically create snapshots of the SQL DB by running a set of stellar operations. Its written in ruby. To run it, you need to ...
2
votes
1answer
49 views

Subscribing to incoming transaction does not work

paymentsRequest.stream(new EventListener<OperationResponse>() { @Override public void onEvent(OperationResponse payment) { System.out.println("TEST TEST TEST"); This ...
3
votes
1answer
49 views

Why horizon cursors are so obfuscated?

I wonder if there is any system in values for stellar horizon cursors. I tried to ask testnet horizon for ledgers, starting from https://horizon-testnet.stellar.org/ledgers/ and then pressing next ...
1
vote
1answer
35 views

“No converter found for return value of type: class org.stellar.sdk.requests.TransactionsRequestBuilder” when getting transaction history

This is my code for transaction history: @RequestMapping(value = EmpRestURIConstants.TRANS_HIS, method = RequestMethod.POST) public @ResponseBody TransactionsRequestBuilder transactionHistory(@...
1
vote
2answers
68 views

Error while submitting change trust transaction

I created an anchor account which issues USD asset. It worked properly. But now when I modify the program where the anchor issues one more asset called INR and I am creating a trustline for both the ...
2
votes
1answer
22 views

Is all the history of ledgers required for consensus?

In Bitcoin when a validator (miner) decides to join the consensus process, the history of all blocks must be downloaded. Is this concept the same in Stellar? We have encountered a scenario where one ...
0
votes
0answers
20 views

Algorithm to find quorum

Given a set of nodes with information about how the note voted/accepted and their quorum slices and my quorum slices. How can I efficiently determine a quorum? Is there any special algorithm used? ...
1
vote
1answer
19 views

How to send Lumens to an uninitialised stellar address pragmatically

I am new to stellar so please bear with my question if it sounds too basic. So, using the stellar laboratory, I created two accounts lets name 1 and 2. I funded the 1st account with test-net coins ...
2
votes
1answer
55 views

Stellar scalability to 4000 tx/s

I tried to scale Stellar Standalone to process 4000 tx per second. I use AWS EC2 m4.large for Core, and Horizon. Also I use Postgres RDS for core and Horrizon, but I have only 560 tx per second. My ...
2
votes
1answer
43 views

Recurring payments or subscriptions

I was wondering if there's a good way to setup some kind of scheme with Stellar to implement recurring payments without resorting to e.g. escrow accounts with pre-arranged timed transactions. I've ...

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