Hi, I am getting following error while compiling the docs for spacial_indexing: ...patience... ...found 1299 targets... ...updating 2 targets... xslt-xsltproc ../../../bin.v2/libs/spatial_index/doc/gcc-4.2/debug/spatial_index_xml.docbook ../../../bin.v2/libs/spatial_index/doc/gcc-4.2/debug/spatial_index_xml.xml:82: parser error : Opening and ending tag mismatch: section line 44 and library </library> ^ ../../../bin.v2/libs/spatial_index/doc/gcc-4.2/debug/spatial_index_xml.xml:83: parser error : Premature end of data in tag library line 3 ^ unable to parse ../../../bin.v2/libs/spatial_index/doc/gcc-4.2/debug/spatial_index_xml.xml XML_CATALOG_FILES=/home/sandeep/develop/libraries/boost-trunk/bin.v2/boostbook_catalog.xml export XML_CATALOG_FILES "/usr/bin/X11/xsltproc" --stringparam annotation.support "1" --stringparam chunk.first.sections "1" --stringparam chunk.section.depth "3" --stringparam generate.section.toc.level "3" --stringparam toc.max.depth "3" --stringparam toc.section.depth "3" --xinclude -o "../../../bin.v2/libs/spatial_index/doc/gcc-4.2/debug/spatial_index_xml.docbook" "/home/sandeep/develop/libraries/boost-trunk/tools/boostbook/xsl/docbook.xsl" "../../../bin.v2/libs/spatial_index/doc/gcc-4.2/debug/spatial_index_xml.xml" ...failed xslt-xsltproc ../../../bin.v2/libs/spatial_index/doc/gcc-4.2/debug/spatial_index_xml.docbook... ...skipped <phtml>standalone_HTML.manifest for lack of <p../../../bin.v2/libs/spatial_index/doc/gcc-4.2/debug>spatial_index_xml.docbook... ...failed updating 1 target... ...skipped 1 target... Thanks sandeep