Reporting tested a few different SD cards today. The Verbatim SD 64MB and the Kingston 8GB SDHC are working fine. Please see results below.
Verbatim SD 64MB Result: Pass Buffalo SD 512MB Result: Fail Message: - dmesg: I/O error, dev mmcblk0, sector xxx Kingston SD 2GB Result: Fail Message: - dmesg: I/O error, dev mmcblk0, sector xxx Kingston 8GB SDHC Message: - Result: Pass Patriot Micro SDHC Result: Fail Message: Unable to mount 8GB Files system. Error mounting mount /dev/mmcblk0p1: can't read superblock dmesg: I/O error, dev mmcblk0, sector xxx. Unable to FAT: unable to read boot sector -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/773524 Title: [Toshiba Tecra R850] SD card reader doesn't work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/773524/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs