ardupilot/Tools/ArdupilotMegaPlanner/app.config

<?xml version="1.0"?>
<configuration>
  <configSections>
    <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net" />
  </configSections>
  <startup useLegacyV2RuntimeActivationPolicy="true">
<supportedRuntime version="v2.0.50727"/></startup>
  <appSettings>
    <add key="UpdateLocation"
      value="http://ardupilot-mega.googlecode.com/git/Tools/ArdupilotMegaPlanner/bin/Release/"/>
  </appSettings>
  <log4net>
    <appender name="Console" type="log4net.Appender.ConsoleAppender">
      <layout type="log4net.Layout.PatternLayout">
        <conversionPattern value="%level %logger - %message%newline" />
      </layout>
      <threshold value="INFO"/>
    </appender>
    <appender name="RollingFile" type="log4net.Appender.RollingFileAppender">
      <file value="ArdupilotPlanner.log" />
      <appendToFile value="true" />
      <maximumFileSize value="100KB" />
      <maxSizeRollBackups value="2" />
      <layout type="log4net.Layout.PatternLayout">
        <conversionPattern value="%date %5level %logger - %message (%file:%line) [%thread]%newline" />
      </layout>
    </appender>
    <root>
      <level value="DEBUG" />
      <appender-ref ref="RollingFile" />
      <appender-ref ref="Console" />
    </root>
  </log4net>
</configuration>