Question

网页出错$Proxy3 cannot be cast

求指点：
HTTP ERROR: 500
$Proxy3 cannot be cast to com.xidian.gmp.fda.safty.service.SuperdataService
RequestURI=/G4Studio/gmp/fdasuperdata.ered
Caused by:java.lang.ClassCastException: $Proxy3 cannot be cast to com.xidian.gmp.fda.safty.service.SuperdataService

at com.xidian.gmp.fda.safty.web.SuperdataAction.(SuperdataAction.java:36)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)

Answer 1

是做什么的情况下出现的错误？
不能被抛到com.xidian.gmp.fda.safty.service.SuperdataService