So I just migrated my Confluence Server from one Datacenter to another. After trying to create a new page, I attempted to insert a 'Chlidren Display' macro found under 'Confluence content' which is under 'other macros'. It doesn't look like it does anything, but won't let me preview or publish. Here's the output from the atlassian.confluence.log:
2017-11-03 09:13:24,712 ERROR [http-nio-8443-exec-16] [ContainerBase.[Standalone].[localhost].[/]] log Unhandled exception occurred whilst decorating page
-- referer: https://redacted.com/pages/resumedraft.action?draftId=8880134&draftShareId=9fb4bdf9-dadb-4002-a3df-2944b947a212 | url: /plugins/servlet/confluence/placeholder/macro | traceId: 42a135eb53ca5ad8 | userName: admin
java.lang.ArrayIndexOutOfBoundsException: 0
2017-11-03 09:13:24,717 ERROR [http-nio-8443-exec-16] [[Standalone].[localhost].[/].[servlet-module-container-servlet]] log Servlet.service() for servlet [servlet-module-container-servlet] in context with path [] threw exception
java.lang.ArrayIndexOutOfBoundsException: 0
2017-11-03 09:13:24,776 INFO [http-nio-8443-exec-16] [atlassian.confluence.status.SystemErrorInformationLogger] writeToLog
Request Unique ID : 56b03dee-63e3-4023-8a6d-fe43913fe99d
--------------------------
JVM Stats
--------------------------
usedMemory = 704643088
usedMemoryInMegabytes = 672
availableHeap = 369098736
freeMemoryInMegabytes = 351
allocatedHeap = 1073741824
freeAllocatedHeap = 369098736
totalMemory = 1073741824
totalMemoryInMegabytes = 1024
availablePermGen = 0
maxPermGen = -1
maxHeap = 1073741824
usedHeap = 704643088
freeMemory = 369098736
usedPermGen = -1
--------------------------
Request Information
--------------------------
URL: redacted.com
Scheme: https
Server: redacted.com
Port: 443
URI: /500page.jsp
Context Path:
Servlet Path: /500page.jsp
Path Info: null
Query String: definition=e2NoaWxkcmVufQ&locale=en_GB&version=2
--------------------------
Attributes
--------------------------
javax.servlet.forward.request_uri: /plugins/servlet/confluence/placeholder/macro
javax.servlet.forward.context_path:
javax.servlet.forward.servlet_path: /plugins/servlet
javax.servlet.forward.path_info: /confluence/placeholder/macro
javax.servlet.forward.query_string: definition=e2NoaWxkcmVufQ&locale=en_GB&version=2
javax.servlet.error.status_code: 500
com.atlassian.confluence.impl.profiling.DecoratorTimings: com.atlassian.confluence.impl.profiling.DecoratorTimings@64c77dff
com.opensymphony.sitemesh.APPLIED_ONCE: true
__cleanup_recursion_counter: 0
com.atlassian.confluence.web.filter.validateparam.RequestParamValidationFilter_already_filtered: true
atlassian.core.seraph.original.url: /500page.jsp?definition=e2NoaWxkcmVufQ&locale=en_GB&version=2
com.atlassian.labs.botkiller.BotKillerFilter: true
com.atlassian.gzipfilter.GzipFilter_already_filtered: true
Confluence-Request-Time: 1509714804639
javax.servlet.request.ssl_session_mgr: org.apache.tomcat.util.net.jsse.JSSESupport@61427d9d
com.atlassian.confluence.web.ConfluenceJohnsonFilter_already_filtered: true
com.atlassian.seraph.auth.LoginReason: OK
org.apache.tomcat.util.net.secure_protocol_version: TLSv1.2
javax.servlet.request.key_size: 128
javax.servlet.error.message:
javax.servlet.error.servlet_name: servlet-module-container-servlet
javax.servlet.request.cipher_suite: TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
javax.servlet.request.ssl_session_id: 59fc6b3d8e15c133cc43676d887bb702541cd11759dfab9960828fc34b53c292
com.atlassian.confluence.security.websudo.MessagesDecoratorFilter__already_filtered__: true
B3-TraceId: b2c51879164161
loginfilter.already.filtered: true
javax.servlet.error.request_uri: /plugins/servlet/confluence/placeholder/macro
com.atlassian.core.filters.HeaderSanitisingFilter_already_filtered: true
com.atlassian.prettyurls.filter.PrettyUrlsSiteMeshFixupFilter: true
javax.servlet.error.exception: java.lang.ArrayIndexOutOfBoundsException: 0
os_securityfilter_already_filtered: true
com.atlassian.prettyurls.filter.PrettyUrlsSiteMeshFilter: true
--------------------------
Parameters
--------------------------
definition : e2NoaWxkcmVufQ
locale : en_GB
version : 2
caused by: java.lang.ArrayIndexOutOfBoundsException: 0
at sun.font.CompositeStrike.getStrikeForSlot(CompositeStrike.java:75)