异常问题????_Java相关

异常问题????

下面是什么异常？？？
java.lang.NumberFormatException: For input string: "Ja"
        at java.lang.NumberFormatException.forInputString(Unknown Source)
        at java.lang.Integer.parseInt(Unknown Source)
        at java.lang.Integer.parseInt(Unknown Source)
        at Client$work.run(Client.java:133)

搜索更多相关的解决方案: java lang Source Unknown Integer

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数字格式异常
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