Production error 'No Hibernate Session bound to thread'

[130688884] errors.GrailsExceptionResolver Exception occurred when processing request: [HEAD] /
Stacktrace follows:
org.codehaus.groovy.grails.web.taglib.exceptions.GrailsTagException: Error executing tag <g:message>: No Hibernate Session bound to thread, and configuration does not allow creation of non-transactional one here at /WEB-INF/grails-app/views/layouts/htmlheader.gsp:6
        at gsp_translate_layoutshtmlheader_gsp$_run_closure1_closure3.doCall(gsp_translate_layoutshtmlheader_gsp.groovy:22)
        at gsp_translate_layoutshtmlheader_gsp$_run_closure1_closure3.doCall(gsp_translate_layoutshtmlheader_gsp.groovy)
        at gsp_translate_layoutshtmlheader_gsp$_run_closure1.doCall(gsp_translate_layoutshtmlheader_gsp.groovy:24)
        at gsp_translate_layoutshtmlheader_gsp$_run_closure1.doCall(gsp_translate_layoutshtmlheader_gsp.groovy)
        at gsp_translate_layoutshtmlheader_gsp.run(gsp_translate_layoutshtmlheader_gsp.groovy:31)
        at com.studentsonly.grails.plugins.uiperformance.CacheFilter.doFilter(CacheFilter.java:67)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
        at java.lang.Thread.run(Thread.java:662)
Caused by: org.hibernate.HibernateException: No Hibernate Session bound to thread, and configuration does not allow creation of non-transactional one here
        at translate.CustomMessageSource.resolveCodeWithoutArguments(CustomMessageSource.groovy:56)
        ... 9 more