About this tag
Discussions tagged with 'read operations' on WindowsForum.com focus on low-level volume reading in Windows, particularly using CreateFile and ReadFile APIs. A recurring theme is CRC errors encountered when reading from snapshot volumes, which raises questions about NTFS bad sector handling. Users explore whether reading at the volume level bypasses OS-level error correction that normally hides bad sectors during file-level access. The tag covers troubleshooting of read failures, understanding of Windows storage stack behavior, and the interaction between hardware error handling and software read operations.
  1. G

    Windows 8.1 CRC error reading volume.

    I am using CreateFile to open a snapshot volume, and ReadFile to read from it. On one system I had an attempt to read 1 mb fail with a CRC error. As I understand it, the drive should be doing its own bad sector mapping, but apparently it's not. I know that NTFS has bad sector handling, does...
    • Gregg H
    • Thread
    • bad sectors crc error createfile data integrity disk management drive issues error handling file level file system ntfs operating system read operations readfile storage system issues volume management volume snapshot windows
    • Replies: 2
    • Forum: Programming and Scripting