This repository was archived by the owner on May 31, 2022. It is now read-only.
This repository was archived by the owner on May 31, 2022. It is now read-only.
InvalidClassException at SimpleGrantedAuthority #665
Closed
Description
I'm having this exception at runtime
Caused by: java.io.InvalidClassException: org.springframework.security.core.authority.SimpleGrantedAuthority; local class incompatible: stream classdesc serialVersionUID = 320, local class serialVersionUID = 400
at java.io.ObjectStreamClass.initNonProxy(ObjectStreamClass.java:621)
at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1623)
at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1518)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1774)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:371)
at java.util.HashSet.readObject(HashSet.java:333)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1017)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1896)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1993)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1918)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:371)
at org.springframework.security.oauth2.common.util.SerializationUtils.deserialize(SerializationUtils.java:36)
... 139 more
I've seen in this StackOverflow question that this problem is fixed just by adding a generated serialVersionUID. Apparently, SimpleGrantedAuthority class doesn't have a generated one which may cause this problem.
Is there any workaround for this?