Ubuntu
libfprint package

  1. Bug #1415348
  2. Comment #5

Comment 5 for bug 1415348

Revision history for this message
Rafael Vidal Aroca (rafaelaroca) wrote : Re: [Bug 1415348] Re: [0138a:01]Validity Sensors, Inc second swipe doesn't work

Hi, I did not test it on 16...however it is still not solved on 14

regards

Rafael

[]s Rafael.

On Mon, Sep 19, 2016 at 3:08 PM, Marcos Alano <email address hidden>
wrote:

> Rafael,
>
> This bug remains on Ubuntu 16.04? I want to buy this same model but now
> I'm afraid.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1415348
>
> Title:
> [0138a:01]Validity Sensors, Inc second swipe doesn't work
>
> Status in libfprint package in Ubuntu:
> Confirmed
>
> Bug description:
> I installed Fingerprint GUI by following the instructions at
> https://launchpad.net/~fingerprint/+archive/ubuntu/fingerprint-gui . I
> logged off and logged on/ Then I opened Fingerprint GUI and it correctly
> identified my device as
> Validity Sensors, Inc(0x138a) VFS101 Fingerprint Reader(0x1) Then I
> clicked finger and selected right thumb. It scanned and showed green check
> mark in the first scan. However no matter how many times I tried, it never
> accepts the second scan always shows the hourglass option. I tried may
> times but always the same result. If I scan slow in the first time I get
> feedback like slow swipe etc but second scan never works. I even tried to
> run it with gksudo etc but even with root access it is same :(
>
> I even tried with fprintd same result. First swipe works, second swipe
> doesn't unless I restart the app. It looks like driver is querying the
> device without closing it first. I hope it can be fixed. Fingerprint
> GUI author told me that it is bug of the library. Here is excerpt from
> the log.
>
>
> Here is the log from /var/log/auth.log
>
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: Found USB device: Suyin
> Corp./HP webcam [dv6-1190en].
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: Found USB device: A4
> Tech Co., Ltd/unknown device.
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: Found USB device:
> Validity Sensors, Inc./VFS101 Fingerprint Reader.
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: Found USB device:
> Hewlett-Packard/Bluetooth 2.0 Interface [Broadcom BCM2045].
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: Found USB device: Linux
> Foundation/2.0 root hub.
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: Found USB device: Linux
> Foundation/2.0 root hub.
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: Found USB device: Linux
> Foundation/1.1 root hub.
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: message repeated 5
> times: [ Found USB device: Linux Foundation/1.1 root hub.]
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: No devices found by
> libbsapi.
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: initializing libfprint
> device (vend/prod) 0x138a/0x1, driver: vfs101
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: Added vfs101.
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: Current device set to 0
> -- vfs101.
> Nov 22 17:43:46 Pavilion fingerprint-gui[2591]: Current device set to 0
> -- vfs101.
> Nov 22 17:43:56 Pavilion fingerprint-gui[2591]: Need 1 stages.
> Nov 22 17:43:56 Pavilion fingerprint-gui[2591]: Please Swipe Your Right
> Thumb.
> Nov 22 17:43:56 Pavilion fingerprint-gui[2591]: Swipe finger at vfs101.
> Nov 22 17:43:56 Pavilion fingerprint-gui[2591]: Thread started.
> Nov 22 17:43:56 Pavilion fingerprint-gui[2591]: Starting acquire.
> Nov 22 17:43:56 Pavilion fingerprint-gui[2591]: Need 1 stages.
> Nov 22 17:43:56 Pavilion fingerprint-gui[2591]: Acquire stage 0
> waiting...
> Nov 22 17:43:59 Pavilion fingerprint-gui[2591]: Acquire: have image.
> Nov 22 17:43:59 Pavilion fingerprint-gui[2591]: Acquire result 3.
> Nov 22 17:43:59 Pavilion fingerprint-gui[2591]: FP_ENROLL_PASS.
> Nov 22 17:43:59 Pavilion fingerprint-gui[2591]: Acquire stage 0 OK.
> Nov 22 17:43:59 Pavilion fingerprint-gui[2591]: Need 2 stages.
> Nov 22 17:43:59 Pavilion fingerprint-gui[2591]: Acquire stage 1
> waiting...
> Nov 22 17:46:20 Pavilion fingerprint-gui[2591]: Stopping device...
>
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