This is what the event viewer said after it failed a few times to boot up.




DetailsProduct:Windows Operating SystemEvent ID:59Source:SideBySideVersion:5.2Symbolic Name:MSG_SXS_FUNCTION_CALL_FAILMessage:%1 failed for %2. Reference error message: %3. ExplanationA component or manifest could not be activated.
Possible causes include:

• The component or manifest depends on another program or component that is not installed.
• The manifest contains XML content that is not valid.
• The user does not have the correct permissions.

User ActionTo resolve this problem, do one or all of the following:

• Review the event logs to see whether any related events are logged.
• Verify that all dependent components or programs are installed.
• Review the XML content, and correct any that is not valid.
• Verify that the user has the correct permissions on the computer.

Currently there are no Microsoft Knowledge Base articles available for this specific error or event message. For information about other support options you can use to find answers online, see http://support.microsoft.com/default.aspx.