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问题：就是编码不一致导致的问题有的可能是GBK 有的是UTF8 启动报错：java.nio.charset.MalformedInputException: Input length = 1 解决： 1.如图修改成UTF8 ...

[帮助文档] Java HTTPS请求报错PKIX path building failed

Java客户端访问HTTPS站点（服务器）时，Java客户端的会试图构建一个从当前服务器证书到信任的根证书颁发机构（CA）的信任路径，如果无法成功构建这条路径，就可能抛出如下异常：javax.net.ssl.SSLHandshakeException：表示SSL/TLS握手失败。可能是由于服务器证书...

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[帮助文档] 采样日志中报错为java.net.SocketException: Socket closed时的解决方案

问题现象如果压测的是HTTPS接口，同时在压测进行过程中出现RT（响应时间）逐渐变高，TPS和成功率都有跌零或者相应的趋势。这时，单击压测报告右上角的查看采样日志，单击操作列的点击查看详情，打开采样日志看到的报错如下（选择HTTP模板更清晰）。压测报告查看采样日志操作点击查看详情详细的文本参考如下。...

【异常处理】关于访问swagger-ui报错java.lang.NumberFormatException: For input string: ““的解决方案总结

一、背景描述最近新创建了一个Spring boot项目，接口写完之后，通过Swagger-ui访问调试接口，在浏览器中输入http://localhost:8006/swagger-ui.html 可以正常访问如上图所示，页面显示正常，但是在Idea控制台却报错，如下图：二、问题原因2.1 为什么会...

[帮助文档] 常见问题JavaGC日志分析报错

1. ATP自动失败探测在使用Java GC日志分析过程中，偶尔您可能会遇到分析失败的情况，如下图所示：ATP会尝试尽可能探测分析错误，并给出失败原因和潜在解决方案，您可以点击分析细节查看：或者您也可以参考本文剩余部分尝试解决。2. 常见分析失败情况Can not recognize file fo...

【报错：string类型转换int】java.lang.NumberFormatException: For input string:

算法学习错误记录今天在写力扣题目加一时，出现错误，string转int出错，一般有三种情况，1.字符串前后有空格，使用str.trim()去前后2.字符串中间有空格，3.输入数大于int类型长度，int max=2147483647 int min=-2147483648所以换成lo...

[帮助文档] Dataphin如何解决创建MaxCompute自定义函数报错java.net.SocketException:Networkisunreachable(connectfailed)

问题描述创建MaxCompute自定义函数时，在代码中调用了其他API，或者有访问外部网络的操作。本地调用UDF函数正常，但是传入Dataphin注册之后，报错“java.net.SocketException: Network is unreachable (connect failed)”。问题...

[帮助文档] Dataphin管道任务同步数据报错java.lang.OutOfMemoryError:Compressedclassspace

问题描述用户使用管道任务同步数据时报错“java.lang.OutOfMemoryError: Compressed class space”。问题原因管道任务运行过程中压缩类空间溢出，默认大小1GB。解决方案创建一个shell任务，内容如下：@required_resource{required_...

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