[#INSTRM-190] CCD read command does not finish properly

For some obscure reason, from time to time ccd read command doesn't finish properly and doesn't generate its keywords.

2017-09-09 13:50:43.128Z cmds             20 Actor.py:425 new cmd: read arc exptime=2.004 obstime=2017-09-09T13:50:40.590394
2017-09-09 13:50:43.173Z cmds             20 CommandLink.py:120 > 2 1900 d text="fee is: FeeControl(port=/dev/ttyS1, device=Serial<id=0x7f162ebfe8...
2017-09-09 13:50:43.173Z cmds             20 CommandLink.py:118 > 2 1900 i exposureState=reading
2017-09-09 13:50:48.509Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=0,4300
2017-09-09 13:50:50.448Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=250,4300
2017-09-09 13:50:52.444Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=500,4300
2017-09-09 13:50:54.445Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=750,4300
2017-09-09 13:50:56.392Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=1000,4300
2017-09-09 13:50:58.371Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=1250,4300
2017-09-09 13:51:00.350Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=1500,4300
2017-09-09 13:51:02.332Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=1750,4300
2017-09-09 13:51:04.311Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=2000,4300
2017-09-09 13:51:06.289Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=2250,4300
2017-09-09 13:51:08.263Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=2500,4300
2017-09-09 13:51:10.260Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=2750,4300
2017-09-09 13:51:12.242Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=3000,4300
2017-09-09 13:51:14.221Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=3250,4300
2017-09-09 13:51:16.203Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=3500,4300
2017-09-09 13:51:18.182Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=3750,4300
2017-09-09 13:51:20.163Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=4000,4300
2017-09-09 13:51:22.152Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=4250,4300
2017-09-09 13:51:22.643Z cmds             20 CommandLink.py:118 > 2 1900 i readRows=4299,4300
2017-09-09 13:51:22.793Z ccd              30 ccd.py:179 creating fits file: /data/pfs/2017-09-09/PFLA00463612.fits
2017-09-09 13:51:24.844Z cmds             20 CommandLink.py:120 > 2 1900 f text="command failed: NameError(\"global name 'serial' is not defined\"...

Neverless, the fits file is generated and seems to be correct, but as a result I have to perform the ISR manually on those exposures.
We still are currently using ccdActor 1.2

[INSTRM-190] CCD read command does not finish properly Created: 11/Sep/17 Updated: 13/Jul/18 Resolved: 13/Jul/18
Status:	Won't Fix
Project:	Instrument control development
Component/s:	None
Affects Version/s:	None
Fix Version/s:	None

[INSTRM-190] CCD read command does not finish properly Created: 11/Sep/17 Updated: 13/Jul/18 Resolved: 13/Jul/18