modmobile installation shows this error

I installed modmobile and removed it after sometime. When i tried to reinstall it , the following error was shown and was not working correctly.

Console running...
Attempting to install package with signature: modmobile-1.0.2-pl
Package found...now preparing to install.
Grabbing package workspace...
Workspace environment initiated, now installing package...
[u]Error 42S22 executing statement: Array ( [0] => 42S22 [1] => 1054 [2] => Unknown column 'modPluginEvent.name' in 'where clause' )
Error 23000 executing statement: INSERT INTO `modx_site_plugin_events` (`pluginid`, `event`, `priority`, `propertyset`) VALUES (12, '', 0, 0) Array ( [0] => 23000 [1] => 1062 [2] => Duplicate entry '12-' for key 'PRIMARY' )
Error saving vehicle object of class modPluginEvent; criteria: Array ( [name] => )
Could not install related objects with locally owned keys for vehicle object of class modPlugin; criteria: Array ( [name] => modMobile )[/u]
Running PHP Resolver.
Assigning Events to Plugin modMobile
Error 23000 executing statement: INSERT INTO `modx_site_plugin_events` (`pluginid`, `event`, `priority`, `propertyset`) VALUES (12, 'OnLoadWebDocument', 0, 0) Array ( [0] => 23000 [1] => 1062 [2] => Duplicate entry '12-OnLoadWebDocument' for key 'PRIMARY' )
Script resolver actions completed
Skipping vehicle object of class modSystemSetting (data object exists and cannot be upgraded); criteria: Array ( [key] => modmobile.mobile_template )
Skipping vehicle object of class modSystemSetting (data object exists and cannot be upgraded); criteria: Array ( [key] => modmobile.get_var )
Skipping vehicle object of class modSystemSetting (data object exists and cannot be upgraded); criteria: Array ( [key] => modmobile.use_if )
Successfully installed package modmobile-1.0.2-pl


Pls kindly help.