java.lang.StackOverflowError

Juankaher6 years ago

Hello Anton,

My traccar server was suddenly stutdown and when trying to restart issued this error

INFO|wrapper|Service traccar|18-10-31 09:08:50|start delay: 0
INFO|wrapper|Service traccar|18-10-31 09:08:51|started process with pid 3764
INFO|3764/0|Service traccar|18-10-31 09:08:55|[INFO] StandardFileSystemManager - Using "C:\Windows\TEMP\vfs_cache" as temporary files store.
INFO|3764/0|Service traccar|18-10-31 09:08:57|[main] INFO com.zaxxer.hikari.HikariDataSource - HikariPool-1 - Starting...
INFO|3764/0|Service traccar|18-10-31 09:08:57|[main] INFO com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Driver does not support get/set network timeout for connections. (Method org.postgresql.jdbc.PgConnection.getNetworkTimeout() is not yet implemented.)
INFO|3764/0|Service traccar|18-10-31 09:08:57|[main] INFO com.zaxxer.hikari.HikariDataSource - HikariPool-1 - Start completed.
INFO|3764/0|Service traccar|18-10-31 09:08:59|INFO 10/31/18 9:08 AM: liquibase: Clearing database change log checksums
INFO|3764/0|Service traccar|18-10-31 09:08:59|INFO 10/31/18 9:08 AM: liquibase: Successfully acquired change log lock
INFO|3764/0|Service traccar|18-10-31 09:08:59|INFO 10/31/18 9:08 AM: liquibase: Successfully released change log lock
INFO|3764/0|Service traccar|18-10-31 09:08:59|INFO 10/31/18 9:08 AM: liquibase: Successfully acquired change log lock
INFO|3764/0|Service traccar|18-10-31 09:09:02|INFO 10/31/18 9:09 AM: liquibase: Reading from public.databasechangelog
INFO|3764/0|Service traccar|18-10-31 09:09:02|INFO 10/31/18 9:09 AM: liquibase: Reading from public.databasechangelog
INFO|3764/0|Service traccar|18-10-31 09:09:02|INFO 10/31/18 9:09 AM: liquibase: ./schema/changelog-master.xml: changelog-3.8::changelog-3.8-dropuniquetoken::author: Change set changelog-3.8::changelog-3.8-dropuniquetoken::author failed, but failOnError was false.  Error: ERROR: constraint "uk_user_token" of relation "users" does not exist [Failed SQL: ALTER TABLE public.users DROP CONSTRAINT uk_user_token]
INFO|3764/0|Service traccar|18-10-31 09:09:02|INFO 10/31/18 9:09 AM: liquibase: Successfully released change log lock
INFO|3764/0|Service traccar|18-10-31 09:09:03|[main] INFO org.eclipse.jetty.util.log - Logging initialized @12472ms
INFO|3764/0|Service traccar|18-10-31 09:09:05|java.lang.reflect.InvocationTargetException
INFO|3764/0|Service traccar|18-10-31 09:09:05|	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
INFO|3764/0|Service traccar|18-10-31 09:09:05|	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
INFO|3764/0|Service traccar|18-10-31 09:09:05|	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
INFO|3764/0|Service traccar|18-10-31 09:09:05|	at java.lang.reflect.Method.invoke(Unknown Source)
INFO|3764/0|Service traccar|18-10-31 09:09:05|	at org.rzo.yajsw.app.WrapperJVMMain.executeMain(WrapperJVMMain.java:60)
INFO|3764/0|Service traccar|18-10-31 09:09:05|	at org.rzo.yajsw.app.WrapperJVMMain.main(WrapperJVMMain.java:43)
INFO|3764/0|Service traccar|18-10-31 09:09:05|Caused by: java.lang.StackOverflowError
INFO|3764/0|Service traccar|18-10-31 09:09:05|	at org.traccar.database.GroupTree.getNodes(GroupTree.java:144)
INFO|3764/0|Service traccar|18-10-31 09:09:05|	at org.traccar.database.GroupTree.getNodes(GroupTree.java:146)
INFO|3764/0|Service traccar|18-10-31 09:09:05|	at org.traccar.database.GroupTree.getNodes(GroupTree.java:146)
INFO|3764/0|Service traccar|18-10-31 09:09:05|	at org.traccar.database.GroupTree.getNodes(GroupTree.java:146)

please could you provide some light ?

thanks,

Anton Tananaev6 years ago

Looks like you have group cycle, where group is its own parent, which causes infinite loop in permissions. You need to break the cycle.

Juankaher6 years ago

superb..thanks Anton.......now it works fine