Failed to active desktop effects using the give configuration options. Setting will be reveted
to their previous values.
Check you X configuration. You may also consider changing advanced options, especially changing
the compositing type.
<?xml version="1.0"?>
<configurations>
<configuration primary="0" modifiable="false" name="single" >
<screen id="0" >
<bottom-of>-1</bottom-of>
<privacy>false</privacy>
<right-of>-1</right-of>
</screen>
</configuration>
<configuration primary="0" modifiable="false" name="extended-right" >
<screen id="0" >
<bottom-of>-1</bottom-of>
<privacy>false</privacy>
<right-of>-1</right-of>
</screen>
<screen id="1" >
<bottom-of>-1</bottom-of>
<privacy>false</privacy>
<right-of>0</right-of>
</screen>
</configuration>
<configuration primary="0" modifiable="false" name="extended-left" >
<screen id="0" >
<bottom-of>-1</bottom-of>
<privacy>false</privacy>
<right-of>1</right-of>
</screen>
<screen id="1" >
<bottom-of>-1</bottom-of>
<privacy>false</privacy>
<right-of>-1</right-of>
</screen>
</configuration>
<outputs configuration="external" >
<output name="*" screen="0" >
<height>-1</height>
<product>-1</product>
<reflect-x>false</reflect-x>
<reflect-y>false</reflect-y>
<refresh-rate>0</refresh-rate>
<rotation>0</rotation>
<serial>0</serial>
<vendor>*</vendor>
<width>-1</width>
</output>
</outputs>
<outputs configuration="external" >
<output name="*" screen="0" >
<height>-1</height>
<product>-1</product>
<reflect-x>false</reflect-x>
<reflect-y>false</reflect-y>
<refresh-rate>0</refresh-rate>
<rotation>0</rotation>
<serial>0</serial>
<vendor>*</vendor>
<width>-1</width>
</output>
<output name="*" screen="1" >
<height>-1</height>
<product>-1</product>
<reflect-x>false</reflect-x>
<reflect-y>false</reflect-y>
<refresh-rate>0</refresh-rate>
<rotation>0</rotation>
<serial>0</serial>
<vendor>*</vendor>
<width>-1</width>
</output>
</outputs>
<polling>false</polling>
</configurations>