What are the reasons for the message 'no block source available' in Bitcoin?

3 answers

• lolo rasheedJun 18, 2025 · 5 months ago
  One possible reason for the 'no block source available' error in Bitcoin is a network connectivity issue. This error occurs when a Bitcoin node is unable to connect to other nodes in the network to download the latest blocks. It can happen due to a poor internet connection, firewall settings blocking the connection, or issues with the Bitcoin client software. To resolve this, you can try restarting your internet connection, checking firewall settings, or updating your Bitcoin client software.
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• Solomon SummersOct 05, 2022 · 3 years ago
  Another reason for the 'no block source available' error could be a synchronization problem. When a Bitcoin node is not synchronized with the network, it may not have the latest block information, resulting in the error message. This can happen if the node is newly set up or if it has been offline for a long time. To resolve this, you can try restarting the Bitcoin client and allowing it some time to synchronize with the network.
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• nhyqqJul 26, 2020 · 5 years ago
  Sometimes, the 'no block source available' error can occur due to a temporary issue with the Bitcoin network itself. In such cases, it is advisable to wait for some time and try again later. The Bitcoin network is decentralized, and occasional network disruptions can happen. If the error persists for an extended period, it is recommended to seek assistance from the Bitcoin community or consult the official Bitcoin documentation for further troubleshooting steps.
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