Author

Topic: Electrum Personal Server & Sparrow Wallet - Problem to connect (Read 90 times)

newbie
Activity: 16
Merit: 10
Hi guys,

@craigraw answered me. Once Sparrow is launched, you can export the config.ini lines from File > Export wallet.
Then, you add the right lines into your config.ini EPS file.

The problem was about the watch-only address in Bitcoin Core: there were 13 addresses to look at, and only 1 in Bitcoin Core.

Did make a video tutorial to help people about it. Here is the link: youtube .com/watch?v=YdY-x92K_cg


Have a beautiful day !
newbie
Activity: 16
Merit: 10
Hi guys,

I'm trying to link my Sparrow wallet (on Windows 10) to my Electrum Personal Server (which was at first well linked to my Electrum Wallet), though TOR. I'm stucked with a "failed to subscribe to path: ../0/0" error.



My Bitcoin Core Node (v25.0) is connected via TOR through a SOCKS5 (127.0.0.1 - Port: 9150).

In the config.ini file of my Electrum Personal Server, the master public key (zpub) is well entered, the bitcoin-rpc settings are 127.0.0.0 - Port: 8332, and the electrum-server setting are 127.0.0.1 - Port: 50002. Moreover, the tor settings are localhost and 9150.

In the bitcoin.conf file of my Bitcoin Core, there's:
Code:
server=1
txindex=1
listen=1
proxy=127.0.0.1:9150
bind=127.0.0.1
onlynet=onion
dnsseed=0
dns=0
rpcuser=A
rpcpassword=B
rpcbind=127.0.0.1
rpcallowip=127.0.0.1

Finaly, my Sparrow wallet settings are: Private Electrum Server / 127.0.0.1 - Port: 50002 / SSL / Use Proxy - 127.0.0.1 - Port: 9150.


When i launch my Bitcoin Core node, it's connected to peers through TOR. -> Everything seems okay.

When i launch the config.ini file of my EPS, the master key and the first 3 addresses are well written. It connects to the mempool, then is "listening for Electrum Wallet on ('127.0.0.1', 50002)" as it did when I used Electrum is the past. -> Everything seems okay.

When i launch the Sparrow wallet and i try to "Test Connection" into Files > Preferences > Server, it's written:
Code:
Connected to ElectrupersonalServer 0.2.4 on protocol version 1.4.
Monitoring X deterministic wallet, in total Y addresses.
-> Everything seems okay.


However, once i click on the bottom right button to really connect Sparrow to my EPS / Node, my EPS control pannel says:
Code:
WARNING: Address not known to server, hash(address) = ZZZ
Check you've imported the master public key(s) correctly. The first addresses of each key are printed out on startup.
It's also making me stuck, 'cause the first 3 addresses from the master public key (zpub) are okay.

In my Sparrow wallet, it's written:
Code:
Failed to subscribe to path: ../0/0
and
Code:
Error loading transactions: Failed to subscribe to path: m/0/0

Deeper, in my Sparrow log file, it's written:
Code:
Failed to subscribe to path: ../0/0
[...]
I/0 error during a request processing
[...]
Error reading response: Could not connect to server at ssl://127.0.0.1:50002
[...]
java.io.IOException: Could not connect to server at ssl://127.0.0.1:50002



I checked everywhere on the internet and didn't find anything.
In this post: github .com/sparrowwallet/sparrow/issues/430, a guy had the same issue than me and said he succeeded by adding the 4th master public key of the Sparrow wallet in the config.file of EPS; which i did. However, i still had the same problem; even if i added the 13 master public keys (deposit, account #1 to #9, premix, postmix, badbank) in the config.file (with the following format):
Code:
ad1 = zpub1.. 
ad2 = zpub2..
ad3 = zpub3..
...


In this same post, the EPS dev' said we should check if the 50002 port is opened.
I did so: when i run "netstat -a", i've got 2 TCP - 127.0.0.1:50002 lines:
Code:
1 -> PCx:0               LISTENING
2 -> PCx:63968        ESTABLISHED
And, when i run "telnet localhost 50002" in CMD, it's written:
Code:
Connecting to localhost...
Then a new window "Telnet localhost" appears in CMD, without anything written inside. After a few seconds, the "C:\User\ >" appears again in this window.



Perhaps did i missconfig something, i'm not a pro. However, i do not have any idea how to well connect Sparrow and my EPS:
-> my Node works well
-> my EPS is connected to my Node well
The problem seems to be between my Sparrow wallet and my EPS, i guess.


Also, have you already been stuck with Sparrow like this? If so, how did you succeed to make it run?
Just so you know: on my windows, all my clearnet input traffic is blocked; and all my clearnet output too. The only traffic outputs are through the 443 port, from TOR.

Any help will be appreciate; thanks guys Smiley
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