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org.apache.ibatis.exceptions.PersistenceException:?

### Error querying database.? Cause: org.apache.ibatis.reflection.ReflectionException: Error instantiating class com.java.bean.CommandContent with invalid types () or values (). Cause: java.lang.NoSuchMethodException: com.java.bean.CommandContent.<init>()

### The error may exist in com/java/config/sqlxml/Command.xml

### The error may involve Command.queryCommandList-Inline

### The error occurred while setting parameters

### SQL: select a.ID C_ID,a.NAME,a.DESCRIPTION,b.ID,b.CONTENT,b.COMMAND_ID? ? ? from command a left join command_content b? ? ?on a.ID=b.COMMAND_ID? ? ? ? ? ? ?and NAME=?

### Cause: org.apache.ibatis.reflection.ReflectionException: Error instantiating class com.java.bean.CommandContent with invalid types () or values (). Cause: java.lang.NoSuchMethodException: com.java.bean.CommandContent.<init>()