Bug #1151

input/output error

Added by Brad Neuman about 4 years ago. Updated about 4 years ago.

Status:FixedStart date:03/04/2010
Priority:HighDue date:
Assignee:Kevin Woo% Done:

50%

Category:-
Target version:1.0

Description

Traceback (most recent call last):
File "./tooltron.py", line 219, in <module>
common.sendKeyRequest()
File "../common/common.py", line 98, in sendKeyRequest
sendMessage(2, TT_GET_KEY, "")
File "../common/common.py", line 89, in sendMessage
bus.write(msg)
File "/usr/lib/python2.6/dist-packages/serial/serialposix.py", line 339, in wr
ite
n = os.write(self.fd, d)
OSError: [Errno 5] Input/output error
%810797813=0044?

Also, all errors like this should kill tooltron.py so the script can restart it

History

#1 Updated by Brad Neuman about 4 years ago

  • Priority changed from Urgent to High

#2 Updated by Kevin Woo about 4 years ago

  • Assignee changed from Brad Neuman to Kevin Woo
  • Target version set to 1.0

Might be the FTDI chip browning out. Going to try to add a cap to the power rails when we get the parts for it

#3 Updated by Brad Neuman about 4 years ago

  • % Done changed from 0 to 50

#4 Updated by Kevin Woo about 4 years ago

  • Status changed from Assigned to Fixed

Seems that the webcams were causing problems on the USB chip on the server. We added a powered hub and moved tooltron over to there and the problems have disappeared. My guess is that the webcams were drawing too much power but we're not quite sure of the cause.

Also available in: Atom PDF