My recent configuration:
Host Ubuntu 18.04 (latest updates installed)
Virtual Box 5.2.26 (current install after downgrade) Extension pack installed
Virtual Box 5.2.28, 5.2.30, 6.0.6 (all these releases don't cooperate with the card reader)
Guest Windows 7 professional 64 (Guest additions 5.2.26 installed)
Application Reiner SCT drivers 7.7.2 freshly installed following carefully the installation requirements.
The Vbox.log from using VBox release 5.2.30 shows the following lines (see uploaded complete log file for details):
Code: Select all
$ grep OHCI VBox.log.201905311310_5.2.30
00:00:31.518833 OHCI: Software reset
00:00:31.519244 OHCI: USB Reset
00:00:31.588717 OHCI: USB Operational
00:01:08.602184 OHCI#0: Raising unrecoverable error
00:01:08.602507 OHCI: Software reset
00:01:08.603249 OHCI: USB Operational
00:01:08.714158 OHCI#0: Raising unrecoverable error
00:01:08.714399 OHCI: Software reset
00:01:08.714666 OHCI: USB Operational
00:01:08.838426 OHCI#0: Raising unrecoverable error
00:01:08.838616 OHCI: Software reset
00:01:08.838759 OHCI: USB Operational
00:01:14.027649 OHCI#0: Raising unrecoverable error
00:01:14.027762 OHCI: Software reset
00:01:14.027910 OHCI: USB Operational
00:01:20.573832 OHCI#0: Raising unrecoverable error
00:01:20.574170 OHCI: Software reset
00:01:20.575583 OHCI: USB Operational
00:01:26.058131 OHCI#0: Raising unrecoverable error
00:01:26.058298 OHCI: Software reset
00:01:26.058570 OHCI: USB Operational
00:01:27.573818 OHCI#0: Raising unrecoverable error
00:01:27.574071 OHCI: Software reset
00:01:27.575599 OHCI: USB Operational
00:01:33.055738 OHCI#0: Raising unrecoverable error
00:01:33.055953 OHCI: Software reset
00:01:33.056513 OHCI: USB Operational
00:01:33.604587 OHCI#0: Raising unrecoverable error
00:01:33.604770 OHCI: Software reset
00:01:33.606627 OHCI: USB Operational
00:01:39.046408 OHCI#0: Raising unrecoverable error
00:01:39.046642 OHCI: Software reset
00:01:39.046954 OHCI: USB Operational
00:02:07.823266 OHCI: USB Suspended
00:02:08.199291 OHCI: root hub reset completed with VINF_SUCCESS
The German Forum shows a lot of similar problems with the Reiner SCT card readers.
Please let me know how to proceed.
Regards,
Karl