Ethereum: How to solve an error “Without a possible block source”
Do you have a disappointment with Ethereum wallet, especially when you are trying to log in to blockchain or take care of surgery? The general problem of consumer is to meet the error message indicating “no available block source” in an attempt to launch a Bitcoin-QT wallet. In this article, we will help you take troubleshooting steps and make solutions to solve this error.
Error understanding
The error “without a possible block source” is usually when the Bitcoin-QT wallet does not find a valid Ethereum Block Circuit Block Source. This can happen for several reasons:
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Troubleshooting steps
To solve the error “without a possible block source”, follow the following steps:
Step 1: Check the intermediate server settings
- Make sure your commissioner server is configured correctly.
- Try completely off the intermediate server server and see if you can manually connect to the Ethereum network.
Step 2: Try with another commissioner or port
Try to use another intermediate server or a non -standard port (eg 8080) to find out if it solves the problem.
Step 3: Enable your router upnp.
- Check the router settings and activate the UPNP (universal plug and play).
- Check that the UPNP protocol is activated in the desired port (usually 80 HTTP or TCP 80 port).
Step 4: Run the Bitcoin-QT wallet
- Close the Bitcoin-QT wallet and restart it.
- Try connecting manually to the Ethereum network.
Step 5: Update Operation System and Portight Software
Make sure your operating system and cash software are updated as newer versions can solve compatibility with Ethereum.
The use of map port UPNP is activated and disabled intermediate server
In some cases, the Bitcoin-QT wallet can be configured to use the UPNP in a particular port (for example, 80). To solve this problem:
- Open the router settings and switch the UPNP option.
- Restore -Marrutizer.
Alternatively, you can try to upgrade your operating system or cash software to the latest versions of them, which may update the configuration of Ethereum -based services.
Additional tips
- If you use a VPN service, make sure it does not block access to Ethereum network.
- Be smart when configuring the intermediate server settings as excessive changes can lead to conflicts with other programs or services in your system.
- Consider restarting the Bitcoin-QT wallet after each update or configuration change.
When performing these troubleshooting steps and by adjusting the configuration accordingly, you should be able to solve the error “without a possible block source” and regain access to Ethereum.