解決：Caused by: java.lang.UnsupportedOperationException: null

時間 2021-01-09

標籤 java.lang.UnsupportedOperation null at java.util.AbstractList.remo at java.util.AbstractList$Itr. at java.util.AbstractCollectio 欄目 Java 简体版

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1.報錯：嚴重: Servlet.service() for servlet [lbd-institution] in context with path [/ins] threw exception [Request processing failed; nested exception is java.lang.UnsupportedOperationException] with ro

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1. 解決Caused by: com.mysql.cj.exceptions.InvalidConnectionAttributeException
2. 報錯：Caused by: tech.yooo.common.exception.controller.ControllerException: null
3. Caused by: org.apache.ibatis.ognl.OgnlException: source is null for getProperty(null, "id")
4. Caused by: org.apache.ibatis.ognl.OgnlException: source is null for getProperty(null, "employee")
5. Caused by: java.lang.UnsatisfiedLinkError...解決經歷
6. 解決Caused by: java.lang.ClassNotFoundException: org.springframework.boot.SpringApplication
7. 解決：java.lang.ExceptionInInitializerError。Caused by: java.lang.IllegalStateException: SpringJUnit4C
8. Caused by: org.springframework.mail.MailAuthenticationException: Authenticat；已解決
9. 解決：Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException:
10. Caused by: java.sql.SQLException: null, message from server: "Unknown error 1130"
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1. 解決Caused by: com.mysql.cj.exceptions.InvalidConnectionAttributeException
2. 報錯：Caused by: tech.yooo.common.exception.controller.ControllerException: null
3. Caused by: org.apache.ibatis.ognl.OgnlException: source is null for getProperty(null, "id")
4. Caused by: org.apache.ibatis.ognl.OgnlException: source is null for getProperty(null, "employee")
5. Caused by: java.lang.UnsatisfiedLinkError...解決經歷
6. 解決Caused by: java.lang.ClassNotFoundException: org.springframework.boot.SpringApplication
7. 解決：java.lang.ExceptionInInitializerError。Caused by: java.lang.IllegalStateException: SpringJUnit4C
8. Caused by: org.springframework.mail.MailAuthenticationException: Authenticat；已解決
9. 解決：Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException:
10. Caused by: java.sql.SQLException: null, message from server: "Unknown error 1130"

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