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This file contains the Dell Open Print Driver. This is a driver only package. No installer is provided and the driver must be installed through the standard Windows methods

The issue could be due to an application or a driver as the system runs properly in Safe Mode and with services disabled in Normal Mode. Vostro 430 supports DDR3-1333MHz PC3-10600 modules and the Crucial modules seems to be compatible as per the information provided on their website.