Category Archives: Windows knowhow

Howto do some things in Windows

VMware: Windows Guest VM does not boot due to Error 0xc000186 ntoskrnl.exe

Hi,

in some circumstances a Windows guest VM does not boot and stops with Error:

  • Stoperror: 0xc000186
  • Boot critical file C:\windows\system32\ntoskrnl.exe is corrupt.

 
Continue reading VMware: Windows Guest VM does not boot due to Error 0xc000186 ntoskrnl.exe

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Windows: Shrink a wim file

Hi,

the install.wim of Windows 10 iso Images which contains multiple OS Versions is usually greater then magic 4GB broder.

Therefore it is not possible to copy this file to an FAT32 formated USB Stick because FAT32 has a file size limit of 4GB.
Continue reading Windows: Shrink a wim file

Windows: Cleanup files from WSUS which are no longer needed

Hi,

the content of an WSUS Server crows every month for several GiBytes because WSUS does held all files which has the approval state “install”.
Continue reading Windows: Cleanup files from WSUS which are no longer needed

Windows: Cannot access samba share as Guest

Hi,

since some later Versions of Windows 10 it is no longer possible to access Samba Public shares with Guest access as Windows User SYSTEM(i.e. from Schedule Tasks).

The error occured is:

The specified server cannot perform the requested operation.
Continue reading Windows: Cannot access samba share as Guest

Windows: Renew a machine certificate

Hi,

in most Active Directory Enviroments the Certificate Enrollment is active which generates and enrolls a certificate for each client. This can be used for Radius authentication or as certificate for an IIS webserver.

Typically the client renews this certificate itself.
Continue reading Windows: Renew a machine certificate