DVCS Connector not syncing - "WaitForAO" java.lang.NullPointerException

2016-02-15 19:08:21,678 http-nio-3003-exec-13 INFO      [c.a.j.web.filters.InstantUpgradeHoldingFilter] Holding GET request /s/en_US-p1k9c7/72000/f46c2d991cd73330ffab25095500afd2/_/favicon.ico while JIRA finishes starting up
Exception in thread "WaitForAO" java.lang.NullPointerException
      at com.atlassian.jira.plugins.dvcs.dao.impl.SyncAuditLogDaoImpl.lambda$setException$131(SyncAuditLogDaoImpl.java:172)
      at com.atlassian.jira.plugins.dvcs.dao.impl.SyncAuditLogDaoImpl$$Lambda$541/1489380.doInTransaction(Unknown Source)
      at com.atlassian.sal.core.transaction.HostContextTransactionTemplate$1.doInTransaction(HostContextTransactionTemplate.java:25)
      at com.atlassian.jira.DefaultHostContextAccessor.doInTransaction(DefaultHostContextAccessor.java:34)
      at sun.reflect.GeneratedMethodAccessor190.invoke(Unknown Source)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      at java.lang.reflect.Method.invoke(Method.java:497)
      at com.atlassian.plugin.util.ContextClassLoaderSettingInvocationHandler.invoke(ContextClassLoaderSettingInvocationHandler.java:26)
      at com.sun.proxy.$Proxy334.doInTransaction(Unknown Source)
      at sun.reflect.GeneratedMethodAccessor190.invoke(Unknown Source)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      at java.lang.reflect.Method.invoke(Method.java:497)