{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the methods for troubleshooting blockchain node failures?","a":"Check hardware and software configuration: Check whether the hardware devices and software configuration of the node meet the requirements. This includes CPU,  memory, hard disk space, operating system version, etc."}]}],"pr":"6ea3da8aee6c8863ea3381051db45d2fae8f6ea3db672fd5232e153f6ca86dce"}