在实施MAXIMO7.1.5版本时，客户某一位置下的定义的资产比较多超过50以上，由于MAXIMO7.1.5出于性能或其它原因的考虑，在默认的选择资产或位置对话框中，只能显示50个子节点，导致数据显示不全，解决方法如下：
导出系统XML(LIBRARY.XML) 查找ID="drilldown"的节点，修改tree组件的属性，添加maxchildren属性，记录，此处有两个tree组件，为了完整，两个组件都添加为好！
<dialog beanclass="psdi.webclient.beans.common.AssetLocDrilldownBean" id="drilldown" label="明细数据" relationship="DRILLDOWN">
<helpgrid id="drilldown_help" innerhtml="选择 &lt;IMG border=&quot;0&quot; SRC=&quot;../webclient/images/node_collapsed.gif&quot;/&gt; 可显示子级。选择 &lt;IMG border=&quot;0&quot; SRC=&quot;../webclient/images/node_expanded.gif&quot;/&gt; 可隐藏子级。选择 &lt;IMG border=&quot;0&quot; SRC=&quot;../webclient/images/drill_select.gif&quot;/&gt; 可返回位置/资产。"/>
<tabgroup id="drilldown_tabs" loadalltabs="true">
<tab default="true" id="drilldown_locations" label="位置">
<section id="drilldown_tab_locations_main">
<sectionrow id="drilldown_tab_grid1_row1">
<sectioncol id="drilldown_tab_grid1_row1_col1">
<section id="drilldown_tab_grid1a">
<multiparttextbox dataattribute="LOCVALUE" descdataattribute="locations.description" descinputmode="readonly" id="drilldown_tab_locations_main_1" inputmode="readonly"/>
<multiparttextbox dataattribute="ASSETINLOC" descdataattribute="ASSETINLOC.description" descinputmode="readonly" id="drilldown_tab_locations_main_2" inputmode="readonly"/>
</section>
</sectioncol>
<sectioncol id="drilldown_tab_grid1_row1_col2">
<section id="drilldown_tab_grid2a">
<textbox dataattribute="locations.status" id="drilldown_tab_locations_main_3" inputmode="readonly"/>
<statictext align="left" dataattribute="ASSETMESSAGE" id="drilldown_equipment_message" span="left"/>
</section>
</sectioncol>
<sectioncol id="drilldown_tab_grid1_row1_col3">
<section id="drilldown_tab_grid3a">
<textbox dataattribute="siteid" id="drilldown_tab_locations_main_5" lookup="site"/>
</section>
</sectioncol>
</sectionrow>
</section>
<section id="drilldown_tab_locations_main2">
<sectionrow id="drilldown_tab_locations_main2_1">
<sectioncol id="drilldown_tab_grid2_row1_col1">
<section id="drilldown_tab_grid1b">
<listbox align="left" dataattribute="systemid" id="drilldown_listbox" title="变更系统" width="100"/>
<buttongroup align="left" id="locations_tree_actions_btngroup_showallsys" show="true">
<pushbutton id="locations_tree_actions_btn_99" label="显示所有系统" mxevent="showAllSystems" targetid="locations_tree"/>
</buttongroup>
<buttongroup align="left" id="locations_tree_actions_btngroup" show="true">
<pushbutton id="locations_tree_actions_btn_1" label="显示到顶级的路径" mxevent="getpathtotop" targetid="locations_tree"/>
</buttongroup>
<buttongroup align="left" id="locations_tree_actions_btngroup_viewpmbtn1" show="true">
<pushbutton id="drilldown_button_1_locations" label="查看工作详细信息" mxevent="wopms_byloc"/>
</buttongroup>
</section>
</sectioncol>
<sectioncol id="locations_tree_grid">
<section id="locations_tree_actions">
<tree beanclass="psdi.webclient.beans.common.DrilldownTreeBean" checkfornewnodes="true" height="150" id="locations_tree" ignorestructurechange="true" orderby="location asc" relationship="LOCATIONS" selectfirstnode="true" width="500" maxchildren="400">
<treenode displaykeyattribute="false" displayobjectname="false" id="locations_tree_treenode1" keyattribute="locationsid" objectname="LOCATIONS">
<treeattribute dataattribute="location" display="true" id="locations_tree_attribute1"/>
<treeattribute dataattribute="description" display="true" id="locations_tree_attribute2"/>
</treenode>
<treenode displaykeyattribute="false" displayobjectname="false" enablereturn="false" id="locations_tree_treenode2" keyattribute="SITEUID" objectname="SITE">
<treeattribute dataattribute="siteid" display="true" id="locations_tree_attribute3"/>
<treeattribute dataattribute="description" display="true" id="locations_tree_attribute4"/>
</treenode>
</tree>
</section>
</sectioncol>
</sectionrow>
</section>
</tab>
<tab id="drilldown_asset" label="资产">
<section id="drilldown_tab_assets_main">
<sectionrow id="drilldown_tab_assets_main_r1">
<sectioncol id="drilldown_tab_assets_main_r1_c1">
<section id="drilldown_tab_assets_main_r1_c1_1">
<multiparttextbox dataattribute="assetvalue" descdataattribute="asset_inloc.description" id="drilldown_tab_assets_main_2" inputmode="readonly"/>
<multiparttextbox dataattribute="asset_inloc.location" descdataattribute="asset_inloc.location.description" descinputmode="readonly" id="drilldown_tab_assets_main_1" inputmode="readonly"/>
<textbox dataattribute="asset_inloc.failurecode" id="drilldown_tab_assets_main_4" inputmode="readonly"/>
</section>
</sectioncol>
<sectioncol id="drilldown_tab_assets_main_r1_c2">
<section id="drilldown_tab_assets_main_r1_c2_1">
<checkbox dataattribute="asset_inloc.isrunning" id="drilldown_tab_assets_main_3" inputmode="readonly"/>
<textbox dataattribute="asset_inloc.itemnum" id="drilldown_tab_assets_main_6" inputmode="readonly"/>
</section>
</sectioncol>
<sectioncol id="drilldown_tab_assets_main_r1_c3">
<section id="drilldown_tab_assets_main_r1_c3_1">
<textbox dataattribute="siteid" id="drilldown_tab_assets_main_8" lookup="site"/>
</section>
</sectioncol>
</sectionrow>
</section>
<section id="drilldown_tab_assets_main2">
<sectionrow id="drilldown_tab_assetss_main2_1">
<sectioncol id="drilldown_tab_assetss_main2_1_row1_col1">
<section id="drilldown_tab_assetss_main2_1_row1_col1_1">
<buttongroup align="left" id="asset_tree_actions_btngroup" show="true">
<pushbutton id="asset_tree_actions_btn_1" label="显示到顶级的路径" mxevent="getpathtotop" targetid="asset_tree"/>
</buttongroup>
<buttongroup align="left" id="asset_tree_actions_btngroup_viewpmbt2" show="true">
<pushbutton id="drilldown_button_1_asset" label="查看工作详细信息" mxevent="wopms_byasset"/>
</buttongroup>
</section>
</sectioncol>
<sectioncol id="drilldown_tab_assetss_main2_1_row1_col2">
<section id="drilldown_tab_assetss_main2_1_row1_col2_1">
<tree beanclass="psdi.webclient.beans.common.DrilldownTreeBean" checkfornewnodes="true" height="150" id="asset_tree" ignorestructurechange="true" orderby="assetnum asc" relationship="ASSET" selectfirstnode="true" width="500" maxchildren="400">
<treenode displaykeyattribute="false" displayobjectname="false" id="asset_tree_treenode1" keyattribute="ASSETUID" objectname="ASSET">
<treeattribute dataattribute="assetnum" display="true" id="asset_tree_attribute1"/>
<treeattribute dataattribute="description" display="true" id="asset_tree_attribute2"/>
</treenode>
<treenode displaykeyattribute="false" displayobjectname="false" enablereturn="false" id="asset_tree_treenode2" keyattribute="SITEUID" objectname="SITE">
<treeattribute dataattribute="siteid" display="true" id="asset_tree_attribute3"/>
<treeattribute dataattribute="description" display="true" id="asset_tree_attribute4"/>
</treenode>
</tree>
</section>
</sectioncol>
</sectionrow>
</section>
</tab>
</tabgroup>
<buttongroup id="drilldown_btngroup" show="true">
<pushbutton id="drilldown_button_3" label="取消" mxevent="dialogcancel"/>
</buttongroup>
</dialog>
<tabgroup id="drilldown_tabs" loadalltabs="true">
<tab default="true" id="drilldown_locations" label="位置">
<section id="drilldown_tab_locations_main">
<sectionrow id="drilldown_tab_grid1_row1">
<sectioncol id="drilldown_tab_grid1_row1_col1">
<section id="drilldown_tab_grid1a">
<multiparttextbox dataattribute="LOCVALUE" descdataattribute="locations.description" descinputmode="readonly" id="drilldown_tab_locations_main_1" inputmode="readonly"/>
<multiparttextbox dataattribute="ASSETINLOC" descdataattribute="ASSETINLOC.description" descinputmode="readonly" id="drilldown_tab_locations_main_2" inputmode="readonly"/>
</section>
</sectioncol>
<sectioncol id="drilldown_tab_grid1_row1_col2">
<section id="drilldown_tab_grid2a">
<textbox dataattribute="locations.status" id="drilldown_tab_locations_main_3" inputmode="readonly"/>
<statictext align="left" dataattribute="ASSETMESSAGE" id="drilldown_equipment_message" span="left"/>
</section>
</sectioncol>
<sectioncol id="drilldown_tab_grid1_row1_col3">
<section id="drilldown_tab_grid3a">
<textbox dataattribute="siteid" id="drilldown_tab_locations_main_5" lookup="site"/>
</section>
</sectioncol>
</sectionrow>
</section>
<section id="drilldown_tab_locations_main2">
<sectionrow id="drilldown_tab_locations_main2_1">
<sectioncol id="drilldown_tab_grid2_row1_col1">
<section id="drilldown_tab_grid1b">
<listbox align="left" dataattribute="systemid" id="drilldown_listbox" title="变更系统" width="100"/>
<buttongroup align="left" id="locations_tree_actions_btngroup_showallsys" show="true">
<pushbutton id="locations_tree_actions_btn_99" label="显示所有系统" mxevent="showAllSystems" targetid="locations_tree"/>
</buttongroup>
<buttongroup align="left" id="locations_tree_actions_btngroup" show="true">
<pushbutton id="locations_tree_actions_btn_1" label="显示到顶级的路径" mxevent="getpathtotop" targetid="locations_tree"/>
</buttongroup>
<buttongroup align="left" id="locations_tree_actions_btngroup_viewpmbtn1" show="true">
<pushbutton id="drilldown_button_1_locations" label="查看工作详细信息" mxevent="wopms_byloc"/>
</buttongroup>
</section>
</sectioncol>
<sectioncol id="locations_tree_grid">
<section id="locations_tree_actions">
<tree beanclass="psdi.webclient.beans.common.DrilldownTreeBean" checkfornewnodes="true" height="150" id="locations_tree" ignorestructurechange="true" orderby="location asc" relationship="LOCATIONS" selectfirstnode="true" width="500" maxchildren="400">
<treenode displaykeyattribute="false" displayobjectname="false" id="locations_tree_treenode1" keyattribute="locationsid" objectname="LOCATIONS">
<treeattribute dataattribute="location" display="true" id="locations_tree_attribute1"/>
<treeattribute dataattribute="description" display="true" id="locations_tree_attribute2"/>
</treenode>
<treenode displaykeyattribute="false" displayobjectname="false" enablereturn="false" id="locations_tree_treenode2" keyattribute="SITEUID" objectname="SITE">
<treeattribute dataattribute="siteid" display="true" id="locations_tree_attribute3"/>
<treeattribute dataattribute="description" display="true" id="locations_tree_attribute4"/>
</treenode>
</tree>
</section>
</sectioncol>
</sectionrow>
</section>
</tab>
<tab id="drilldown_asset" label="资产">
<section id="drilldown_tab_assets_main">
<sectionrow id="drilldown_tab_assets_main_r1">
<sectioncol id="drilldown_tab_assets_main_r1_c1">
<section id="drilldown_tab_assets_main_r1_c1_1">
<multiparttextbox dataattribute="assetvalue" descdataattribute="asset_inloc.description" id="drilldown_tab_assets_main_2" inputmode="readonly"/>
<multiparttextbox dataattribute="asset_inloc.location" descdataattribute="asset_inloc.location.description" descinputmode="readonly" id="drilldown_tab_assets_main_1" inputmode="readonly"/>
<textbox dataattribute="asset_inloc.failurecode" id="drilldown_tab_assets_main_4" inputmode="readonly"/>
</section>
</sectioncol>
<sectioncol id="drilldown_tab_assets_main_r1_c2">
<section id="drilldown_tab_assets_main_r1_c2_1">
<checkbox dataattribute="asset_inloc.isrunning" id="drilldown_tab_assets_main_3" inputmode="readonly"/>
<textbox dataattribute="asset_inloc.itemnum" id="drilldown_tab_assets_main_6" inputmode="readonly"/>
</section>
</sectioncol>
<sectioncol id="drilldown_tab_assets_main_r1_c3">
<section id="drilldown_tab_assets_main_r1_c3_1">
<textbox dataattribute="siteid" id="drilldown_tab_assets_main_8" lookup="site"/>
</section>
</sectioncol>
</sectionrow>
</section>
<section id="drilldown_tab_assets_main2">
<sectionrow id="drilldown_tab_assetss_main2_1">
<sectioncol id="drilldown_tab_assetss_main2_1_row1_col1">
<section id="drilldown_tab_assetss_main2_1_row1_col1_1">
<buttongroup align="left" id="asset_tree_actions_btngroup" show="true">
<pushbutton id="asset_tree_actions_btn_1" label="显示到顶级的路径" mxevent="getpathtotop" targetid="asset_tree"/>
</buttongroup>
<buttongroup align="left" id="asset_tree_actions_btngroup_viewpmbt2" show="true">
<pushbutton id="drilldown_button_1_asset" label="查看工作详细信息" mxevent="wopms_byasset"/>
</buttongroup>
</section>
</sectioncol>
<sectioncol id="drilldown_tab_assetss_main2_1_row1_col2">
<section id="drilldown_tab_assetss_main2_1_row1_col2_1">
<tree beanclass="psdi.webclient.beans.common.DrilldownTreeBean" checkfornewnodes="true" height="150" id="asset_tree" ignorestructurechange="true" orderby="assetnum asc" relationship="ASSET" selectfirstnode="true" width="500" maxchildren="400">
<treenode displaykeyattribute="false" displayobjectname="false" id="asset_tree_treenode1" keyattribute="ASSETUID" objectname="ASSET">
<treeattribute dataattribute="assetnum" display="true" id="asset_tree_attribute1"/>
<treeattribute dataattribute="description" display="true" id="asset_tree_attribute2"/>
</treenode>
<treenode displaykeyattribute="false" displayobjectname="false" enablereturn="false" id="asset_tree_treenode2" keyattribute="SITEUID" objectname="SITE">
<treeattribute dataattribute="siteid" display="true" id="asset_tree_attribute3"/>
<treeattribute dataattribute="description" display="true" id="asset_tree_attribute4"/>
</treenode>
</tree>
</section>
</sectioncol>
</sectionrow>
</section>
</tab>
</tabgroup>
<buttongroup id="drilldown_btngroup" show="true">
<pushbutton id="drilldown_button_3" label="取消" mxevent="dialogcancel"/>
</buttongroup>
</dialog>