More investigation: looks like sending a doc to solr with an unknown field "unknownfield:hhhh" will throw an error. next run through will throw the chunk exception Mini project that can cause glassfish v3 to throw Invalid Chunk Header error by using SolrJ to talk to solr 1.4.0. here's a list of addons in a system where the test worked: pkg-java System Tools 1.122-38.2493 594KB stable.glassfish.org glassfish-ejb-lite Application Servers 3.0-74.2 887KB stable.glassfish.org mq-server Message-Oriented Middleware 4.4.1-7.2 5MB stable.glassfish.org glassfish-jms Application Servers 3.0-74.2 4MB stable.glassfish.org glassfish-grizzly Application Servers 1.9.18-9 859KB stable.glassfish.org glassfish-nucleus Application Servers 3.0-74.2 3MB stable.glassfish.org glassfish-gui Application Servers 3.0-74.2 11MB stable.glassfish.org glassfish-jpa Application Servers 3.0-74.2 4MB stable.glassfish.org glassfish-javahelp Application Servers 2.0.2-0 586KB stable.glassfish.org glassfish-cmp Application Servers 3.0-74.2 2MB stable.glassfish.org glassfish-corba Application Servers 3.0.0-41 2MB stable.glassfish.org glassfish-grizzly-full Application Servers 1.9.18-9 171KB stable.glassfish.org javadb-core Databases and Tools 10.5.3.0-1 4MB stable.glassfish.org javadb-client Databases and Tools 10.5.3.0-1 520KB stable.glassfish.org jersey Web Services 1.1.4.1-1.0 1MB stable.glassfish.org mq-bin-sh Message-Oriented Middleware 4.4.1-7.2 90KB stable.glassfish.org glassfish-appclient Application Servers 3.0-74.2 1022KB stable.glassfish.org mq-bin-exe Message-Oriented Middleware 4.4.1-7.2 301KB stable.glassfish.org glassfish-common Application Servers 3.0-74.2 13MB stable.glassfish.org mq-core Message-Oriented Middleware 4.4.1-7.2 4MB stable.glassfish.org updatetool System Tools 2.3.0-38.2493 3MB stable.glassfish.org glassfish-full-profile Application Servers 3.0-74.2 35KB stable.glassfish.org glassfish-registration Application Servers 3.0-74.2 289KB stable.glassfish.org glassfish-web Application Servers 3.0-74.2 3MB stable.glassfish.org python2.4-minimal System Tools 2.4.4.0-38.2493 6MB stable.glassfish.org pkg System Tools 1.122.2-38.2493 5MB stable.glassfish.org glassfish-jcdi Application Servers 3.0-74.2 1MB stable.glassfish.org javadb-common Databases and Tools 10.5.3.0-1 66KB stable.glassfish.org wxpython2.8-minimal System Tools 2.8.10.1-38.2493 24MB stable.glassfish.org glassfish-common-full Application Servers 3.0-74.2 192KB stable.glassfish.org glassfish-web-profile Application Servers 3.0-74.2 35KB stable.glassfish.org glassfish-jca Application Servers 3.0-74.2 1MB stable.glassfish.org glassfish-hk2 Application Servers 3.0-74.2 643KB stable.glassfish.org glassfish-jts Application Servers 3.0-74.2 392KB stable.glassfish.org glassfish-management Application Servers 3.0-74.2 834KB stable.glassfish.org glassfish-full-incorporation Application Servers 3.0-74.2 35KB stable.glassfish.org felix OSGi Service Platform Release 4 2.0.2-0 726KB stable.glassfish.org pkg-toolkit-incorporation System Tools 2.3.0-38.2493 0KB stable.glassfish.org glassfish-jdbc Application Servers 3.0-74.2 770KB stable.glassfish.org glassfish-jsf Application Servers 2.0.2-10 2MB stable.glassfish.org metro Web Services 2.0-29 10MB stable.glassfish.org glassfish-ejb Application Servers 3.0-74.2 270KB stable.glassfish.org glassfish-corba-base Application Servers 3.0.0-41 463KB stable.glassfish.org glassfish-web-incorporation Application Servers 3.0-74.2 35KB stable.glassfish.org glassfish-scripting Application Servers 3.0-74.2 250KB stable.glassfish.org glassfish-jta Application Servers 3.0-74.2 95KB stable.glassfish.org mq-config-gf Message-Oriented Middleware 4.4.1-7.2 63KB stable.glassfish.org glassfish-upgrade Application Servers 3.0-74.2 146KB stable.glassfish.org List of addons for a system failing. javaee-sdk-web-profile Application Servers 3.0-74.2 15KB release.glassfish.sun.com jruby-gems Scripting 2.3.5-1.0 36MB contrib.glassfish.org mq-docs Message-Oriented Middleware 4.4.1-7.2 5MB stable.glassfish.org hibernate Frameworks 3.5.0-0.2 5MB contrib.glassfish.org glassfish-branding-gui Application Servers 3.0-74.2 90KB release.glassfish.sun.com pkg-java System Tools 1.122-38.2493 594KB stable.glassfish.org javaee-firstcup-tutorial Documentation 2.0.1-6 1MB release.glassfish.sun.com grails Scripting 1.1.2-1.0 63MB contrib.glassfish.org glassfish-ejb-lite Application Servers 3.0-74.2 887KB stable.glassfish.org mq-server Message-Oriented Middleware 4.4.1-7.2 5MB stable.glassfish.org javadb-doc Databases and Tools 10.5.3.0-1 15MB stable.glassfish.org glassfish-jms Application Servers 3.0-74.2 4MB stable.glassfish.org glassfish-grizzly Application Servers 1.9.18-9 859KB stable.glassfish.org sun-javaee-engine JBI Component 3.0-74.2 245KB stable.glassfish.org glassfish-nucleus Application Servers 3.0-74.2 3MB stable.glassfish.org glassfish-gui Application Servers 3.0-74.2 11MB stable.glassfish.org glassfish-jpa Application Servers 3.0-74.2 4MB stable.glassfish.org mq-branding Message-Oriented Middleware 4.4.1-7.2 38KB release.glassfish.sun.com glassfish-javahelp Application Servers 2.0.2-0 586KB stable.glassfish.org mq-locale Message-Oriented Middleware 4.4.1-7.2 1MB stable.glassfish.org glassfish-cmp Application Servers 3.0-74.2 2MB stable.glassfish.org glassfish-corba Application Servers 3.0.0-41 2MB stable.glassfish.org sdk-branding-web Application Servers 3.0-74.2 1MB release.glassfish.sun.com javaee-tutorial Documentation 6.0.4-2 11MB release.glassfish.sun.com glassfish-grizzly-full Application Servers 1.9.18-9 171KB stable.glassfish.org javadb-core Databases and Tools 10.5.3.0-1 4MB stable.glassfish.org pkg-toolkit System Tools 2.3.0-38.2493 0KB stable.glassfish.org javadb-client Databases and Tools 10.5.3.0-1 520KB stable.glassfish.org jersey Web Services 1.1.4.1-1.0 1MB stable.glassfish.org mq-bin-sh Message-Oriented Middleware 4.4.1-7.2 90KB stable.glassfish.org mq-bin-exe Message-Oriented Middleware 4.4.1-7.2 301KB stable.glassfish.org glassfish-appclient Application Servers 3.0-74.2 1022KB stable.glassfish.org glassfish-common Application Servers 3.0-74.2 13MB stable.glassfish.org mq-core Message-Oriented Middleware 4.4.1-7.2 4MB stable.glassfish.org pkg-extra-tools System Tools 0.2.0-38.2493 144KB stable.glassfish.org javadb-demo Databases and Tools 10.5.3.0-1 3MB stable.glassfish.org updatetool System Tools 2.3.0-38.2493 3MB stable.glassfish.org glassfish-full-profile Application Servers 3.0-74.2 35KB stable.glassfish.org glassfish-enterprise-web-profile Application Servers 3.0-74.2 18KB release.glassfish.sun.com glassfish-registration Application Servers 3.0-74.2 289KB stable.glassfish.org glassfish-web Application Servers 3.0-74.2 3MB stable.glassfish.org javaee-samples-web Application Servers 0.9-16 1MB release.glassfish.sun.com python2.4-minimal System Tools 2.4.4.0-38.2493 6MB stable.glassfish.org pkg System Tools 1.122.2-38.2493 5MB stable.glassfish.org glassfish-jcdi Application Servers 3.0-74.2 1MB stable.glassfish.org javaee-javadocs Application Servers 3.0-74.2 39MB release.glassfish.sun.com javadb-common Databases and Tools 10.5.3.0-1 66KB stable.glassfish.org wxpython2.8-minimal System Tools 2.8.10.1-38.2493 24MB stable.glassfish.org glassfish-branding Application Servers 3.0-74.2 2MB release.glassfish.sun.com glassfish-common-full Application Servers 3.0-74.2 192KB stable.glassfish.org glassfish-web-profile Application Servers 3.0-74.2 35KB stable.glassfish.org glassfish-jca Application Servers 3.0-74.2 1MB stable.glassfish.org glassfish-hk2 Application Servers 3.0-74.2 643KB stable.glassfish.org sdk-branding-full Application Servers 3.0-74.2 1MB release.glassfish.sun.com glassfish-jts Application Servers 3.0-74.2 392KB stable.glassfish.org glassfish-management Application Servers 3.0-74.2 834KB stable.glassfish.org glassfish-full-incorporation Application Servers 3.0-74.2 35KB stable.glassfish.org pkg-toolkit-incorporation System Tools 2.3.0-38.2493 0KB stable.glassfish.org felix OSGi Service Platform Release 4 2.0.2-0 726KB stable.glassfish.org glassfish-jdbc Application Servers 3.0-74.2 770KB stable.glassfish.org glassfish-jsf Application Servers 2.0.2-10 2MB stable.glassfish.org javaee-samples-build Application Servers 0.9-16 76KB release.glassfish.sun.com javaee-samples-full Application Servers 0.9-16 600KB release.glassfish.sun.com metro Web Services 2.0-29 10MB stable.glassfish.org glassfish-enterprise-full-profile Application Servers 3.0-74.2 18KB release.glassfish.sun.com glassfish-ejb Application Servers 3.0-74.2 270KB stable.glassfish.org jruby Scripting 1.4.0-1.0 27MB contrib.glassfish.org glassfish-corba-base Application Servers 3.0.0-41 463KB stable.glassfish.org jersey-docs-and-examples Web Services 1.1.2-1.0 12MB dev.glassfish.org glassfish-web-incorporation Application Servers 3.0-74.2 35KB stable.glassfish.org glassfish-scripting Application Servers 3.0-74.2 250KB stable.glassfish.org glassfish-jta Application Servers 3.0-74.2 95KB stable.glassfish.org mq-config-gf Message-Oriented Middleware 4.4.1-7.2 63KB stable.glassfish.org glassfish-verifier Application Servers 3.0-74.2 1MB stable.glassfish.org glassfish-upgrade Application Servers 3.0-74.2 146KB stable.glassfish.org