Any clue what this log is about?

I get this log every two seconds in the wrapper. Can anyone identify the cause?

E [o.a.w.p.DiskDataStore         ] [16:05:33]: C:\Windows\Temp\jetty-0.0.0.0-8060-main-_-any-5820618170000060147.dir\WicketFilter-filestore\7366\2179\node0g57ovu8cy1ng16h8oj3qzaz2e0\data (The system cannot find the path specified) 
INFO   | jvm 1    | 2019/08/28 11:05:33 | java.io.FileNotFoundException: C:\Windows\Temp\jetty-0.0.0.0-8060-main-_-any-5820618170000060147.dir\WicketFilter-filestore\7366\2179\node0g57ovu8cy1ng16h8oj3qzaz2e0\data (The system cannot find the path specified)
INFO   | jvm 1    | 2019/08/28 11:05:33 | 	at java.base/java.io.RandomAccessFile.open0(Native Method)
INFO   | jvm 1    | 2019/08/28 11:05:33 | 	at java.base/java.io.RandomAccessFile.open(Unknown Source)
INFO   | jvm 1    | 2019/08/28 11:05:33 | 	at java.base/java.io.RandomAccessFile.<init>(Unknown Source)
INFO   | jvm 1    | 2019/08/28 11:05:33 | 	at java.base/java.io.RandomAccessFile.<init>(Unknown Source)
INFO   | jvm 1    | 2019/08/28 11:05:33 | 	at org.apache.wicket.pageStore.DiskDataStore$SessionEntry.getFileChannel(DiskDataStore.java:425)
INFO   | jvm 1    | 2019/08/28 11:05:33 | 	at org.apache.wicket.pageStore.DiskDataStore$SessionEntry.savePage(DiskDataStore.java:343)
INFO   | jvm 1    | 2019/08/28 11:05:33 | 	at org.apache.wicket.pageStore.DiskDataStore.storeData(DiskDataStore.java:181)
INFO   | jvm 1    | 2019/08/28 11:05:33 | 	at org.apache.wicket.pageStore.AsynchronousDataStore$PageSavingRunnable.run(AsynchronousDataStore.java:355)
INFO   | jvm 1    | 2019/08/28 11:05:33 | 	at java.base/java.lang.Thread.run(Unknown Source)
INFO   | jvm 1    | 2019/08/28 11:05:33 | W [o.a.w.p.DiskDataStore         ] [16:05:33]: Cannot save page with id '170' because the data file cannot be opened. 

I’m having the same issue and it is filling up my logs, any answers?

I don’t recall now. I think it stopped after a reset. It eventually went away.