I checked in Event Viewer about errors after a blue screen crash and system reset. If somebody can help explaining about this error, I appreciate. Thanks.

Details of error below:

Nome do Log:   Application
Fonte:         ESENT
Data:          06/08/2013 21:48:40
Identificao do Evento:477
Categoria da Tarefa:Log/recuperao
Nvel:         Erro
Palavras-chave:Clssico
Usurio:       N/D
Computador:    FABIO-PC
Descrio:
msiexec (5684) Instance: Falha na verificao da leitura do intervalo de log do arquivo "C:\ProgramData\Microsoft\Windows\AppRepository\edb.log" no deslocamento 413696 (0x0000000000065000) para 4096 (0x00001000) devido a uma incompatibilidade de soma de verificao do intervalo. A soma de verificao esperada era 1922221946431301888 (0x1aad1aad087f6900) e a soma de verificao real foi 1922221946431301888 (0x1aad1aad087f6900). A operao de leitura falhar com o erro -501 (0xfffffe0b). Se essa condio persistir, restaure o arquivo de log por meio de um backup anterior.
XML de Evento:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="ESENT" />
    <EventID Qualifiers="0">477</EventID>
    <Level>2</Level>
    <Task>3</Task>
    <Keywords>0x80000000000000</Keywords>
    <TimeCreated SystemTime="2013-08-07T00:48:40.000000000Z" />
    <EventRecordID>24879140</EventRecordID>
    <Channel>Application</Channel>
    <Computer>FABIO-PC</Computer>
    <Security />
  </System>
  <EventData>
    <Data>msiexec</Data>
    <Data>5684</Data>
    <Data>Instance: </Data>
    <Data>C:\ProgramData\Microsoft\Windows\AppRepository\edb.log</Data>
    <Data>413696 (0x0000000000065000)</Data>
    <Data>4096 (0x00001000)</Data>
    <Data>-501 (0xfffffe0b)</Data>
    <Data>1922221946431301888 (0x1aad1aad087f6900)</Data>
    <Data>1922221946431301888 (0x1aad1aad087f6900)</Data>
  </EventData>
</Eve

Hi Walter tabax,

This error messages indicates that the log files of the Windows Update may be corrupted. Please try the following methods to solve this issue:

Method 1: Run SFC Scan

System File Checker (SFC) scan can troubleshoot missing or corrupted system files on your computer. For your information.

1. Type cmd in the Start, and right-click the Command Prompt, and then click Run as administrator in the bottom of screen.
2. Type sfc /scannow, and press Enter.

Method 2: Run check disk

1. Type cmd in the Start, and right-click the Command Prompt, and then click Run as administrator in the bottom of screen.
2. Type chkdsk /r /f, and press Enter.

Method 3: Safe mode and clean boot

1. Start your computer in safe mode to check if the accounts can work. As for how to start into safe mode, please review this KB article How to easily enter safe mode in windows 8? (One-click series).
2. Perform a clean boot.

A clean boot helps to verify if any third party application services or startup item is causing this issue. For your information, please review this KB article to put the computer in clean boot:

How to troubleshoot a problem by performing a clean boot in Windows 8, Windows 7, or Windows Vista

Note: Make sure you put the computer back to Normal Startup once you are done with the troubleshooting.

Whats more, please upgrade disk controller BIOS and firmware to the latest vendor revisions.

Regards,

Lany Zhang

Mr Zhang, thanks for your explanation. I will test all these methods, and asap send the result to this forum.

re