This is an odd error.
Please select the plugin in the tree, copy it and paste the result here.
Here it is, happened again!
<?xml version="1.0" encoding="UTF-8" ?>
<EventGhost Version="1262">
<Plugin File="USB-UIRT" Identifier="USB_UIRT">
gAKIiImHcQAu
</Plugin>
</EventGhost>
Even the Beta update ?
<?xml version="1.0" encoding="UTF-8" ?>
<EventGhost Version="1303">
<Plugin File="USB-UIRT" Identifier="USB_UIRT">
gAKIiImHcQAu
</Plugin>
</EventGhost>