> For the complete documentation index, see [llms.txt](https://dev.fatpay.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dev.fatpay.org/zh/appendix/api-error-codes.md).

# API 接口错误码索引

<table><thead><tr><th width="120">Code</th><th width="103">SubCode</th><th>说明</th></tr></thead><tbody><tr><td>10000</td><td></td><td>Success</td></tr><tr><td>10001</td><td></td><td>系统错误</td></tr><tr><td>10002</td><td></td><td>参数错误</td></tr><tr><td></td><td>22002</td><td>报价查询失败，可能的原因：<br>1. 指定的法币尚不被支持<br>2. 指定的法币金额小于网络费<br>3. 加密货币数量超过限额</td></tr><tr><td></td><td>22006</td><td>网络费获取失败</td></tr><tr><td></td><td>22010</td><td>加密货币错误或不存在</td></tr><tr><td></td><td>21011</td><td>法币错误或不存在</td></tr><tr><td></td><td>21012</td><td>支付方式错误或不存在</td></tr><tr><td>100003</td><td></td><td>签名错误</td></tr></tbody></table>


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