You may receive the following error when trying to establish an SQL connection to a Microsoft SQL server   Connect to Server Cannot connect to.. Additional Information:

A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name...

When you try to remote desktop to a Windows host, you may receive the following error. An authentication error has occurred. The Local Security Authority cannot be contacted   Remote computer:

This could be due to an expired password. Please update your password if it has expired. For assistance, contact your administrator or technical...

In Microsoft SharePoint, you may receive the following error when trying to open explorer browser to view folders and files. Message from webpage We’re having a problem opening this location in File Explorer. Add this web site to your Trusted Sites list and try again.

  This issue is identified by Microsoft; however, there are...

In Microsoft Notepad, you may receive the following error when trying to save a file with different encoding.  This file contains characters in Unicode format which will be lost if you save this file as an ANSI encoded text file. To keep the Unicode information, click Cancel below and then select one of the Unicode options...

You may receive an error in Windows DNS when you try to create or update a DNS record.  Warning: The associated pointer (PTR) record cannot be created, probably because the referenced reverse lookup zone cannot be found.  This error is documented on Microsoft's KB site. More than likely, you do not have a reverse lookup zone...