Getting this error from the R1Soft repo lately trying to run a “apt-get update” on Debian Linux? Ign http://repo.r1soft.com stable Release W: GPG error: http://repo.r1soft.com stable Release: The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY 39A4965166BD1D82 Simply do the following to import the new key and get rid of… Read More »
I had this strange issue on Windows 8/10 where changes such as file/folder renaming or deletion not appearing after a modification. A manual “Refresh” from the contextual menu (right click + Refresh) was required to show the last modification. It seem that some Windows core components were corrupted and needed to be repaired/restored. First of… Read More »
Encountering an error 404 file or directory not found with IIS but the file actually exist? This is because IIS won’t serve unknown MIME type/file extension, when encountered, it return that the file does not exist even though it is actually present on the Web server’s file system. To resolve this matter, do the following… Read More »
Having the following error trying to install a unsigned package from Yum repository on CentOS/RHEL? Unless you get an officially signed package(s), you will need to override/accept the installation of unsigned package (if you trust the source/issuer, of course). If installing a locally located rpm file(s), you may use the command “rpm -ivh package-name.rpm“. If… Read More »
Running into a endless loop of “Search results may be incomplete because items are still being indexed” issue while searching within a folder in Outlook and missing elements in the results? This is an occasional behavior that I have particularly noticed with Windows 7 and Office 2010, but not limited to this software version combination.… Read More »
Since the latest Windows Updates, you might be encountering the following error when you RDP to another computer or server : An authentication error has occurred. The function requested is not supported Remote computer: This could be due to CredSSP encryption oracle remediation. For more information, see https://goomicrosoft.com/fwlink/?linkid=866660 This is basically due to the fact… Read More »
Since April 2018, I have noticed the following SSL error with Google Chrome and Safari’s latest versions : NET::ERR_CERT_SYMANTEC_LEGACY All Symantec SSL/TLS certificates issued prior June 1st 2016 will output this warning from now on since the latest updates. Web user, nothing is wrong on your side, the site owner must re-issue his certificate, even… Read More »
Microsoft made a lot of improvement on Terminal Services compared to the previous versions. They also made it more complete and complex than just for single servers. Therefore, you might be in a situation where you do not need all the bells and whistles it provides, if you just want to increase the number of… Read More »
Here is a step-by-step procedure how to upgrade the JunOS image on your Juniper EX, QFX or MX device. You may get the JunOS software from the vendor, creating an account and adding your device serial number to it in order to access the software download. It is very important that you use the right… Read More »
Having the following notification on the console output after booting your Juniper EX switch? WARNING: JUNOS versions running on dual partitions are not same This might have been caused by an incomplete/failed upgrade of JunOS. Either way, unless this is the result of an action made on purpose, it is important that both slices have… Read More »