Resource at '/content/mmc-memorial/404.html' not found: No resource found (404)

The requested URL /content/mmc-memorial/404.html resulted in an error in Sling (Ad Hoc) Default Error Handler Servlet.

Request Progress:

      0 TIMER_START{Request Processing}
      0 COMMENT timer_end format is {<elapsed microseconds>,<timer name>} <optional message>
      7 LOG Method=GET, PathInfo=null
      8 TIMER_START{handleSecurity}
   1572 TIMER_END{1563,handleSecurity} authenticator org.apache.sling.auth.core.impl.SlingAuthenticator@24f301b0 returns true
   4943 TIMER_START{ResourceResolution}
   8084 TIMER_END{3139,ResourceResolution} URI=/content/mmc-memorial/404.html resolves to Resource=NonExistingResource, path=/content/mmc-memorial/404.html
   8090 LOG Resource Path Info: SlingRequestPathInfo: path='/content/mmc-memorial/404.html', selectorString='null', extension='html', suffix='null'
   8090 TIMER_START{ServletResolution}
   8094 TIMER_START{resolveServlet(/content/mmc-memorial/404.html)}
   8877 LOG {0}: no servlet found
   8882 TIMER_END{786,resolveServlet(/content/mmc-memorial/404.html)} Using servlet org.apache.sling.servlets.get.DefaultGetServlet
   9363 TIMER_END{794,ServletResolution} URI=/content/mmc-memorial/404.html handled by Servlet=org.apache.sling.servlets.get.DefaultGetServlet
   9366 LOG Applying Requestfilters
   9376 LOG Calling filter: com.adobe.granite.resourceresolverhelper.impl.ResourceResolverHelperImpl
   9384 LOG Calling filter: org.apache.sling.security.impl.ContentDispositionFilter
   9388 LOG Calling filter: com.adobe.granite.csrf.impl.CSRFFilter
   9395 LOG Calling filter: org.apache.sling.i18n.impl.I18NFilter
   9400 LOG Calling filter: com.adobe.granite.httpcache.impl.InnerCacheFilter
   9406 LOG Calling filter: org.apache.sling.rewriter.impl.RewriterFilter
   9409 LOG Calling filter: com.day.cq.wcm.core.impl.WCMRequestFilter
   9414 LOG Calling filter: com.adobe.fd.core.security.internal.CurrentUserServiceImpl
   9824 LOG Calling filter: com.adobe.cq.wcm.core.components.internal.servlets.CoreFormHandlingServlet
   9827 LOG Calling filter: com.day.cq.wcm.foundation.forms.impl.FormsHandlingServlet
   9830 LOG Calling filter: com.adobe.granite.optout.impl.OptOutFilter
   9834 LOG Calling filter: com.adobe.cq.social.commons.cors.CORSAuthenticationFilter
   9837 LOG Calling filter: com.adobe.livecycle.dsc.clientsdk.internal.ResourceResolverHolderFilter
   9840 LOG Calling filter: org.apache.sling.engine.impl.debug.RequestProgressTrackerLogFilter
   9842 LOG Calling filter: com.adobe.livecycle.content.appcontext.impl.AppContextFilter
   9847 LOG Calling filter: com.adobe.cq.wcm.core.extensions.amp.internal.AmpModeForwardFilter
   9884 LOG Calling filter: org.apache.sling.dynamicinclude.CacheControlFilter
   9901 LOG Calling filter: com.coresecure.brightcove.wrapper.filter.CustomAddDialogTabFilter
   9905 LOG Calling filter: mercer.sites.core.filters.AutomatedMercerStaticLoginFilter
   9914 LOG Calling filter: mercer.sites.core.filters.MercerStaticLoginFilter
   9942 LOG Calling filter: com.mercer.au.core.filters.LoggingFilter
   9945 LOG Calling filter: com.marsh.aem.refresh.core.filters.LoggingFilter
   9948 LOG Calling filter: com.mercer.impl.filters.LoggingFilter
   9952 LOG Calling filter: com.mercer.impl.filters.VogFilter
   9955 LOG Calling filter: com.mercer.quiz.core.filters.LoggingFilter
   9957 LOG Calling filter: mercer.sites.core.filters.VogFilter
   9960 LOG Calling filter: mercer.sites.core.ecommerce.filters.EcommFilter
   9962 LOG Calling filter: com.day.cq.wcm.mobile.core.impl.redirect.RedirectFilter
   9965 LOG Calling filter: com.day.cq.wcm.core.impl.AuthoringUIModeServiceImpl
   9967 LOG Calling filter: mercer.sites.core.filters.MercerBaseRequestsFilter
   9970 LOG Calling filter: com.adobe.granite.rest.assets.impl.AssetContentDispositionFilter
   9973 LOG Calling filter: com.adobe.granite.rest.impl.servlet.ApiResourceFilter
   9977 LOG Calling filter: com.day.cq.dam.core.impl.servlet.ActivityRecordHandler
   9984 LOG Calling filter: com.adobe.cq.social.ugcbase.security.impl.SaferSlingPostServlet
   9991 LOG Calling filter: com.day.cq.dam.core.impl.assetlinkshare.AdhocAssetShareAuthHandler
   9994 LOG Calling filter: com.adobe.granite.requests.logging.impl.RequestLoggerImpl
   9998 LOG Calling filter: org.apache.sling.dynamicinclude.SyntheticResourceFilter
  10005 LOG Applying Componentfilters
  10006 LOG Calling filter: com.day.cq.personalization.impl.TargetComponentFilter
  10009 LOG Calling filter: com.day.cq.wcm.core.impl.page.PageLockFilter
  10012 LOG Calling filter: com.day.cq.wcm.core.impl.WCMComponentFilter
  10026 LOG Calling filter: com.day.cq.wcm.core.impl.WCMDebugFilter
  10033 TIMER_START{org.apache.sling.servlets.get.DefaultGetServlet#0}
  10178 TIMER_END{143,org.apache.sling.servlets.get.DefaultGetServlet#0}
  10228 LOG Filter timing: filter=com.day.cq.wcm.core.impl.WCMDebugFilter, inner=154, total=160, outer=6
  10235 LOG Filter timing: filter=com.day.cq.wcm.core.impl.WCMComponentFilter, inner=160, total=180, outer=20
  10241 LOG Filter timing: filter=com.day.cq.wcm.core.impl.page.PageLockFilter, inner=180, total=186, outer=6
  10358 LOG Filter timing: filter=com.mercer.health.msm.mes.core.filters.cache.CacheFilter, inner=0, total=246, outer=246
  10364 LOG Filter timing: filter=org.apache.sling.dynamicinclude.SyntheticResourceFilter, inner=246, total=253, outer=7
  10370 LOG Filter timing: filter=com.adobe.granite.requests.logging.impl.RequestLoggerImpl, inner=253, total=274, outer=21
  10376 LOG Filter timing: filter=com.day.cq.dam.core.impl.assetlinkshare.AdhocAssetShareAuthHandler, inner=274, total=279, outer=5
  10383 LOG Filter timing: filter=com.adobe.cq.dtm.impl.servlets.DTMLibraryCompatibilityFilter, inner=279, total=281, outer=2
  10389 LOG Filter timing: filter=com.adobe.cq.dam.webdav.impl.io.DamWebdavRequestFilter, inner=281, total=282, outer=1
  10396 LOG Filter timing: filter=com.adobe.cq.dtm.reactor.impl.servlets.ClientLibraryFilter, inner=282, total=283, outer=1
  10402 LOG Filter timing: filter=com.adobe.cq.social.ugcbase.security.impl.SaferSlingPostServlet, inner=283, total=289, outer=6
  10422 LOG Filter timing: filter=com.day.cq.dam.core.impl.servlet.DamContentDispositionFilter, inner=289, total=291, outer=2
  10428 LOG Filter timing: filter=com.day.cq.dam.core.impl.servlet.ActivityRecordHandler, inner=291, total=300, outer=9
  10435 LOG Filter timing: filter=com.adobe.granite.rest.impl.servlet.ApiResourceFilter, inner=300, total=306, outer=6
  10441 LOG Filter timing: filter=com.adobe.granite.rest.assets.impl.AssetContentDispositionFilter, inner=306, total=311, outer=5
  10447 LOG Filter timing: filter=mercer.sites.core.filters.MercerBaseRequestsFilter, inner=311, total=315, outer=4
  10453 LOG Filter timing: filter=com.day.cq.wcm.core.impl.AuthoringUIModeServiceImpl, inner=315, total=321, outer=6
  10459 LOG Filter timing: filter=com.day.cq.wcm.mobile.core.impl.redirect.RedirectFilter, inner=321, total=325, outer=4
  10465 LOG Filter timing: filter=mercer.sites.core.ecommerce.filters.EcommFilter, inner=325, total=330, outer=5
  10471 LOG Filter timing: filter=mercer.sites.core.filters.VogFilter, inner=330, total=334, outer=4
  10477 LOG Filter timing: filter=com.mercer.quiz.core.filters.LoggingFilter, inner=334, total=340, outer=6
  10483 LOG Filter timing: filter=com.mercer.impl.filters.VogFilter, inner=340, total=345, outer=5
  10489 LOG Filter timing: filter=com.mercer.impl.filters.LoggingFilter, inner=345, total=352, outer=7
  10495 LOG Filter timing: filter=com.marsh.aem.refresh.core.filters.LoggingFilter, inner=352, total=357, outer=5
  10502 LOG Filter timing: filter=com.mercer.au.core.filters.LoggingFilter, inner=357, total=363, outer=6
  10508 LOG Filter timing: filter=mercer.sites.core.filters.MercerStaticLoginFilter, inner=363, total=392, outer=29
  10514 LOG Filter timing: filter=mercer.sites.core.filters.AutomatedMercerStaticLoginFilter, inner=392, total=406, outer=14
  10520 LOG Filter timing: filter=com.coresecure.brightcove.wrapper.filter.CustomAddDialogTabFilter, inner=406, total=411, outer=5
  10527 LOG Filter timing: filter=com.mercer.health.msm.mes.core.filters.redirect.RedirectFilter, inner=411, total=412, outer=1
  10534 LOG Filter timing: filter=com.mercer.health.msm.mes.core.filters.commerce.product.ProductsExportFilter, inner=412, total=413, outer=1
  10539 LOG Filter timing: filter=org.apache.sling.dynamicinclude.CacheControlFilter, inner=413, total=430, outer=17
  10546 LOG Filter timing: filter=com.adobe.cq.wcm.core.extensions.amp.internal.AmpModeForwardFilter, inner=430, total=470, outer=40
  10552 LOG Filter timing: filter=com.adobe.livecycle.content.appcontext.impl.AppContextFilter, inner=470, total=477, outer=7
  10561 LOG Filter timing: filter=org.apache.sling.engine.impl.debug.RequestProgressTrackerLogFilter, inner=477, total=481, outer=4
  10567 LOG Filter timing: filter=com.adobe.livecycle.dsc.clientsdk.internal.ResourceResolverHolderFilter, inner=481, total=487, outer=6
  10573 LOG Filter timing: filter=com.adobe.cq.social.commons.cors.CORSAuthenticationFilter, inner=487, total=492, outer=5
  10579 LOG Filter timing: filter=com.adobe.granite.optout.impl.OptOutFilter, inner=492, total=499, outer=7
  10585 LOG Filter timing: filter=com.day.cq.wcm.foundation.forms.impl.FormsHandlingServlet, inner=499, total=504, outer=5
  10592 LOG Filter timing: filter=com.adobe.cq.wcm.core.components.internal.servlets.CoreFormHandlingServlet, inner=504, total=510, outer=6
  10598 LOG Filter timing: filter=com.adobe.fd.core.security.internal.CurrentUserServiceImpl, inner=510, total=923, outer=413
  10604 LOG Filter timing: filter=com.day.cq.wcm.core.impl.WCMRequestFilter, inner=923, total=928, outer=5
  10610 LOG Filter timing: filter=org.apache.sling.rewriter.impl.RewriterFilter, inner=928, total=934, outer=6
  10617 LOG Filter timing: filter=com.adobe.granite.httpcache.impl.InnerCacheFilter, inner=934, total=944, outer=10
  10622 LOG Filter timing: filter=org.apache.sling.i18n.impl.I18NFilter, inner=944, total=950, outer=6
  10629 LOG Filter timing: filter=com.adobe.granite.csrf.impl.CSRFFilter, inner=950, total=959, outer=9
  10635 LOG Filter timing: filter=org.apache.sling.security.impl.ContentDispositionFilter, inner=959, total=965, outer=6
  10641 LOG Filter timing: filter=org.gs4tr.globallink.adaptors.aem.filters.GLProjectsNodeFilter, inner=965, total=966, outer=1
  10648 LOG Filter timing: filter=org.gs4tr.globallink.adaptors.aem.filters.GLSubmissionNodeFilter, inner=966, total=969, outer=3
  10654 LOG Filter timing: filter=com.adobe.granite.resourceresolverhelper.impl.ResourceResolverHelperImpl, inner=969, total=977, outer=8
  10659 LOG Applying Error filters
  10661 LOG Calling filter: org.apache.sling.i18n.impl.I18NFilter
  10663 LOG Calling filter: org.apache.sling.rewriter.impl.RewriterFilter
  10666 TIMER_START{handleError:status=404}
  11225 TIMER_END{559,handleError:status=404} Using handler Sling (Ad Hoc) Default Error Handler Servlet
  12642 LOG Found processor for post processing ProcessorConfiguration: {contentTypes=[text/html], order=1, active=true, valid=true, processErrorResponse=true, pipeline=(generator=Config(type=htmlparser, config=JcrPropertyMap [node=Node[NodeDelegate{tree=/apps/mmc-osgi-configs/config/rewriter/versioned-clientlibs/generator-htmlparser: { jcr:primaryType = nt:unstructured, includeTags = [A, /A, IMG, AREA, FORM, BASE, LINK, SCRIPT, BODY, /BODY]}}], values={jcr:primaryType=nt:unstructured, includeTags=[Ljava.lang.String;@11a42191}]), transformers=(Config(type=linkchecker, config={}), Config(type=versioned-clientlibs, config={}), serializer=Config(type=htmlwriter, config={}))}
  12781 TIMER_END{12780,Request Processing} Dumping SlingRequestProgressTracker Entries

Apache Sling