Category Archives: Uncategorized

Recovery: Recover files from SD Cards or dd image

Hi,

linux has 3 tools for recovering files from a (damaged) SD Card or from an dd image taken by ddrescue. Usually all tools need an empty output directory.

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Windows: Enable policy to prevent connections to multiple networks

Hi,

via Windows Policy it is possible to restrict the access to multiple Networks.
Continue reading Windows: Enable policy to prevent connections to multiple networks

openssl: Create a selfsigned certificate

Hi,

creating selfsigned certificate with openssl is one step 🙂
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Windows: Sysprep error “Machine is in an invalid state or we couldn’t update the recorded state.”

Hi,

when during the execution of sysprep the error message “A fatal error occured while trying to sysprep machine” is shown check the setupact.log and setuperr.log in “C:\windows\system32\sysprep\panther”.
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vCenter: Installing of a custom certificate failed

Hi,

a customer had the problem that he couldn’t install a custom certificate, reset all ceritifcates etc. with the vCenter certificate manager /usr/lib/vmware-vmca/bin/certificate-manager.

He had canceled a previous attempt and from now on an error
Certificate Manager tool do not support vCenter HA systems
occured although he hasn’t enabled vCenter HA.

Continue reading vCenter: Installing of a custom certificate failed