D2-client 4.7 workspace with widgets not displaying properly

Migrateduser

I have created workspace with widgets , application and context and did the configuration matrix

below is the sample XML attached to workspace.

<space>
    <border-layout-container>
        <data>
            <border-layout-data layoutregion="WEST" maxSize="230" minSize="150" size="400" split="true"/>
            <border-layout-data layoutregion="CENTER" size="500" split="true"/>
            <border-layout-data layoutregion="EAST" maxSize="600" minSize="150" size="400" split="true"/>
            <border-layout-data layoutregion="SOUTH" maxSize="500%" minSize="150" size="100" split="true"/>
        </data>
        <content>
            <tab-container>
                <content>
                    <widget config="WG Docbase browser"/>
                    <widget config="WG Facets"/>
                    <widget config="WG Predefined search"/>
                </content>
            </tab-container>
            <border-layout-container>
                <data>
                    <border-layout-data layoutregion="CENTER" size="55" split="false"/>
                    <border-layout-data layoutregion="SOUTH" size="55" split="false"/>
                </data>
                <content>
                    <tab-container>
                        <content>
                            <widget config="WG Doclist QnM"/>
                            <widget config="WG Favorites"/>
                            <widget config="WG MyDocs"/>
                            <widget config="WG Checkout"/>
                        </content>
                    </tab-container>
                </content>
            </border-layout-container>
            <tab-container>
                <content>
                    <widget config="WG EXT LSCI LSS Doc Viewer (Browse)"/>
                    <widget config="WG Properties"/>
                    <widget config="WG Change Request"/>
                </content>
            </tab-container>
            <tab-container>
                <content>
                    <widget config="WG Relations"/>
                    <widget config="WG WF Overview"/>
                    <widget config="WG Locations"/>
                    <widget config="WG Versions"/>
                    <widget config="WG Recycle Bin"/>
                    <widget config="WG Renditions"/>
                </content>
            </tab-container>
        </content>
    </border-layout-container>
</space>

Could someone let me know what could be went wrong.