Mutative operation error when accessing UPM audit log

XSRF: A mutative operation was attempted on BandanaItem within a non-mutative HTTP request: <bamboo-url>/rest/plugins/1.0/log/feed?_=1528931401957 : [null]-> ->[[0, com.atlassian.upm.core.log.PluginInstallerPluginLogAccessorImpl:log:upm_audit_log_last_retrieved, 1528931402132]]

2018-06-13 23:10:02,142 ERROR [http-nio-8085-exec-7] [ReadOnlyGetMethodEnforcer] State mutation is not allowed
2018-06-13 23:10:02,142 WARN [http-nio-8085-exec-7] [XsrfUtils] XSRF: A mutative operation was attempted on BandanaItem within a non-mutative HTTP request: <bamboo-url>/rest/plugins/1.0/log/feed?_=1528931401957 : [null]->
->[[0, com.atlassian.upm.core.log.PluginInstallerPluginLogAccessorImpl:log:upm_audit_log_last_retrieved, <string> 1528931402132</string>]]

2018-06-13 23:10:02,142 ERROR [http-nio-8085-exec-7] [ThrowableExceptionMapper] Uncaught exception thrown by REST service: XSRF: A mutative operation was attempted on BandanaItem within a non-mutative HTTP request: http://eliasz.office.atlassian.com:8085/rest/plugins/1.0/log/feed?_=1528931401957 : [null]->
->[[0, com.atlassian.upm.core.log.PluginInstallerPluginLogAccessorImpl:log:upm_audit_log_last_retrieved, <string> 1528931402132 </string>]]

java.lang.IllegalStateException: XSRF: A mutative operation was attempted on BandanaItem within a non-mutative HTTP request: <bamboo-url>/rest/plugins/1.0/log/feed?_=1528931401957 : [null]->
->[[0, com.atlassian.upm.core.log.PluginInstallerPluginLogAccessorImpl:log:upm_audit_log_last_retrieved, <string> 1528931402132 </string>]]

        at com.atlassian.bamboo.utils.XsrfUtils.fail(XsrfUtils.java:27)
        at com.atlassian.bamboo.hibernate.ReadOnlyGetMethodEnforcer.fail(ReadOnlyGetMethodEnforcer.java:123)
        at com.atlassian.bamboo.hibernate.ReadOnlyGetMethodEnforcer.failIfStateMutationNotAllowed(ReadOnlyGetMethodEnforcer.java:100)
        at com.atlassian.bamboo.hibernate.ReadOnlyGetMethodEnforcer.onSave(ReadOnlyGetMethodEnforcer.java:84)
        at org.springframework.orm.hibernate.support.ChainedInterceptorSupport.onSave(ChainedInterceptorSupport.java:118)
        at com.atlassian.bamboo.persister.OidGenerationInterceptor.onSave(OidGenerationInterceptor.java:46)
        at org.springframework.orm.hibernate.support.ChainedInterceptorSupport.onSave(ChainedInterceptorSupport.java:118)
        at org.hibernate.event.internal.AbstractSaveEventListener.substituteValuesIfNecessary(AbstractSaveEventListener.java:377)
        at org.hibernate.event.internal.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:257)
        at org.hibernate.event.internal.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:182)
        at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:125)
        at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.saveWithGeneratedOrRequestedId(DefaultSaveOrUpdateEventListener.java:192)
        at org.hibernate.event.internal.DefaultSaveEventListener.saveWithGeneratedOrRequestedId(DefaultSaveEventListener.java:38)
        at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.entityIsTransient(DefaultSaveOrUpdateEventListener.java:177)
        at org.hibernate.event.internal.DefaultSaveEventListener.performSaveOrUpdate(DefaultSaveEventListener.java:32)
        at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.onSaveOrUpdate(DefaultSaveOrUpdateEventListener.java:73)
        at org.hibernate.internal.SessionImpl.fireSave(SessionImpl.java:689)
        at org.hibernate.internal.SessionImpl.save(SessionImpl.java:681)
        at org.hibernate.internal.SessionImpl.save(SessionImpl.java:676)
        at org.springframework.orm.hibernate5.HibernateTemplate.lambda$save$11(HibernateTemplate.java:638)
        at org.springframework.orm.hibernate5.HibernateTemplate.doExecute(HibernateTemplate.java:383)
        at org.springframework.orm.hibernate5.HibernateTemplate.executeWithNativeSession(HibernateTemplate.java:349)
        at org.springframework.orm.hibernate5.HibernateTemplate.save(HibernateTemplate.java:636)
        at com.atlassian.bamboo.bandana.BandanaItemDaoImpl.save(BandanaItemDaoImpl.java:93)
        at com.atlassian.bamboo.bandana.BandanaItemDaoImpl.saveOrUpdate(BandanaItemDaoImpl.java:104)
...