No ODBC driver after installing Oracle 11g R2

Today, after installing Oracle Database 11g R2 Client there was no ODBC driver listed under Data Sources (ODBC) window. First I tried to change Setup type to Administrator, then Instant Client, etc… noting worked. Then I remembered my last issue with Same / different file problem on 64-bit / WoW64. As you remember, you cannot …

xcopy problem – Invalid drive specification – 0 File(s) copied

Recently I started getting the following errors from one of my batch files. Invalid drive specification 0 File(s) copied The problem was, that I didn’t have specified drive at all, because I was using UNC path (\\ComputerName\SharedFolder\Resource). So, xcopy is reporting with the wrong error message. One possibility is, that it is possible to disable …

Windows cannot be installed to this disk 0x80300001 in Windows 7 Setup

When installing Windows 7 onto Gigabyte SATA RAID, I got two errors: Windows cannot be installed to this disk 0x80300001 Windows is unable to install to the selected location. Error: 0x80300001 Windows Setup sees the RAID volume, and one of the errors appears when you create partition manually. The error is shown after you have …