java调用python代码出现java.lang.NullPointerException: null
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2022-03-02 10:10:08.010 ERROR 6628 — [nio-8080-exec-9] o.a.c.c.C.[.[.[/].[dispatcherServlet] : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root cause
java.lang.NullPointerException: null 以上是关于java调用python代码出现java.lang.NullPointerException: null的主要内容，如果未能解决你的问题，请参考以下文章 java.lang.NullPointerException异常 调用android的getColor()方法出现 java.lang.NoSuchMethodError: android.content.res.Resources.getColor java.lang.RuntimeException：无法在未调用 Looper.prepare() 的线程内创建处理程序，在 android 中出现运行时错误 使用java.lang.Runtime.getRuntime无法在matlab中调用多个python脚本实例 出现java.lang.Exception: java.lang.RuntimeException: java.lang.NoSuchMethodException: com.web.visit.ma
at java.lang.ProcessBuilder.start(ProcessBuilder.java:1012) ~[na:1.8.0_291]
at java.lang.Runtime.exec(Runtime.java:621) ~[na:1.8.0_291]
at java.lang.Runtime.exec(Runtime.java:486) ~[na:1.8.0_291]
at com.zufe.sbx.controller.KnowledgeController
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