Compiler warnings:
  file:/home/bamboo/xml-data/build-dir/DOC-PHPBB-JOB1/documentation/xsl/pdf/fo/table.xsl: line 451: Attribute 'border-start-style' outside of element.
  file:/home/bamboo/xml-data/build-dir/DOC-PHPBB-JOB1/documentation/xsl/pdf/fo/table.xsl: line 452: Attribute 'border-end-style' outside of element.
  file:/home/bamboo/xml-data/build-dir/DOC-PHPBB-JOB1/documentation/xsl/pdf/fo/table.xsl: line 453: Attribute 'border-top-style' outside of element.
  file:/home/bamboo/xml-data/build-dir/DOC-PHPBB-JOB1/documentation/xsl/pdf/fo/table.xsl: line 454: Attribute 'border-bottom-style' outside of element.
  file:/home/bamboo/xml-data/build-dir/DOC-PHPBB-JOB1/documentation/xsl/pdf/fo/index.xsl: line 351: Attribute 'rx:key' outside of element.
ERROR:  'The first argument to the non-static Java function 'insertCallouts' is not a valid object reference.'
FATAL ERROR:  'The first argument to the non-static Java function 'insertCallouts' is not a valid object reference.'
Oct 31, 2017 9:25:11 AM FOP startFOP
SEVERE: Exception
org.apache.fop.apps.FOPException: The first argument to the non-static Java function 'insertCallouts' is not a valid object reference.
javax.xml.transform.TransformerConfigurationException: The first argument to the non-static Java function 'insertCallouts' is not a valid object reference.
        at org.apache.fop.cli.InputHandler.transformTo(InputHandler.java:303)
        at org.apache.fop.cli.InputHandler.renderTo(InputHandler.java:130)
        at org.apache.fop.cli.Main.startFOP(Main.java:177)
        at org.apache.fop.cli.Main.main(Main.java:207)
Caused by: javax.xml.transform.TransformerConfigurationException: The first argument to the non-static Java function 'insertCallouts' is not a valid object reference.
        at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerFactoryImpl.newTemplates(TransformerFactoryImpl.java:1020)
        at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerFactoryImpl.newTransformer(TransformerFactoryImpl.java:791)
        at org.apache.fop.cli.InputHandler.transformTo(InputHandler.java:281)
        ... 3 more

---------

javax.xml.transform.TransformerConfigurationException: The first argument to the non-static Java function 'insertCallouts' is not a valid object reference.
        at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerFactoryImpl.newTemplates(TransformerFactoryImpl.java:1020)
        at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerFactoryImpl.newTransformer(TransformerFactoryImpl.java:791)
        at org.apache.fop.cli.InputHandler.transformTo(InputHandler.java:281)
        at org.apache.fop.cli.InputHandler.renderTo(InputHandler.java:130)
        at org.apache.fop.cli.Main.startFOP(Main.java:177)
        at org.apache.fop.cli.Main.main(Main.java:207)