[SOLVED] Error when saving a items config file

Setup, Configuration and Use Items & Sitemaps
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1

I am getting this error in the openhab.log file. I was wondering if anyone had seen it before. The last line listed below is repeated 1017 times.

2019-01-25 23:18:12.138 [ERROR] [ore.common.registry.AbstractRegistry] - Cannot inform the listener “org.openhab.core.items.internal.ItemUIRegistryDelegate@218292c5” about the “ADDED” event: null
java.lang.StackOverflowError: null
at java.util.concurrent.CopyOnWriteArrayList.addAllAbsent(CopyOnWriteArrayList.java:764) ~[?:?]
at java.util.concurrent.CopyOnWriteArraySet.(CopyOnWriteArraySet.java:124) ~[?:?]
at org.openhab.core.items.GenericItem.(GenericItem.java:36) ~[?:?]
at org.openhab.core.items.GroupItem.(GroupItem.java:46) ~[?:?]
at org.openhab.core.items.GroupItem.(GroupItem.java:42) ~[?:?]
at org.openhab.core.items.GroupItem.(GroupItem.java:38) ~[?:?]
at org.openhab.core.compat1x.internal.ItemMapper.mapToOpenHABItem(ItemMapper.java:68) ~[?:?]

2

Nevermind it looks like I had a loop in my groups.