Hi, at org.apache.wicket.serialize.java.JavaSerializer$ SerializationCheckerObjectOutputStream.writeObjectOverride( JavaSerializer.java:256)
SerializationCheckerObjectOutputStream is used only in DEVELOPMENT mode. Do you run your application at production in DEV mode ? Martin Grigorov Wicket Training and Consulting https://twitter.com/mtgrigorov On Thu, Dec 28, 2017 at 8:31 PM, durairaj t <durairaj....@gmail.com> wrote: > My application is running in Wicket7.6 frequently logging the below error > and increasing the log file size, > > Any help? > > > > ERROR [org.apache.wicket.serialize.java.JavaSerializer] (default task-54) > error writing object [Page class = > com.tre.wktcommon.components.FieldSearchTField$5$1, id = 122, render count > = 1]: null: java.util.ConcurrentModificationException > at java.util.ArrayList.writeObject(ArrayList.java:766) > at sun.reflect.GeneratedMethodAccessor26.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke( > DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) > at java.io.ObjectStreamClass.invokeWriteObject( > ObjectStreamClass.java:1028) > at java.io.ObjectOutputStream.writeSerialData( > ObjectOutputStream.java:1496) > at > java.io.ObjectOutputStream.writeOrdinaryObject( > ObjectOutputStream.java:1432) > at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178) > at > java.io.ObjectOutputStream.defaultWriteFields( > ObjectOutputStream.java:1548) > at java.io.ObjectOutputStream.writeSerialData( > ObjectOutputStream.java:1509) > at > java.io.ObjectOutputStream.writeOrdinaryObject( > ObjectOutputStream.java:1432) > at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178) > at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348) > at > org.apache.wicket.serialize.java.JavaSerializer$ > SerializationCheckerObjectOutputStream.writeObjectOverride( > JavaSerializer.java:256) > at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:344) > at > org.apache.wicket.serialize.java.JavaSerializer.serialize( > JavaSerializer.java:78) > at > org.apache.wicket.pageStore.AbstractPageStore.serializePage( > AbstractPageStore.java:133) > at > org.apache.wicket.pageStore.DefaultPageStore.createSerializedPage( > DefaultPageStore.java:281) > at > org.apache.wicket.pageStore.DefaultPageStore.prepareForSerialization( > DefaultPageStore.java:137) > at > org.apache.wicket.page.PageStoreManager$SessionEntry. > writeObject(PageStoreManager.java:251) > at sun.reflect.GeneratedMethodAccessor342.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke( > DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) >
