That's the message I get when starting bfgminer. It then goes on to load and run but using only CPU's.
I ran "bfgminer -D -T -d?" and this was the output:
$ bfgminer -D -T -d?
[2013-08-12 22:27:01] setrlimit: Increased soft fd limit from 1024 to hard limit of 4096
[2013-08-12 22:27:01] Timers: Using clock_gettime(CLOCK_MONOTONIC_RAW)
[2013-08-12 22:27:01] Started bfgminer 3.1.4
[2013-08-12 22:27:01] ft232r_scan: Found 1d6b:0002 - not a ft232r
[2013-08-12 22:27:01] ft232r_scan: Found 1d6b:0002 - not a ft232r
[2013-08-12 22:27:01] ft232r_scan: Found 1d6b:0002 - not a ft232r
[2013-08-12 22:27:01] ft232r_scan: Found 1d6b:0003 - not a ft232r
[2013-08-12 22:27:01] ft232r_scan: Found 8087:0024 - not a ft232r
[2013-08-12 22:27:01] ft232r_scan: Found 8087:0024 - not a ft232r
[2013-08-12 22:27:01] ft232r_scan: Found 1bcf:288a - not a ft232r
[2013-08-12 22:27:01] ft232r_scan: Found 0489:e033 - not a ft232r
[2013-08-12 22:27:01] Failed to load OpenCL library, no GPUs usable
[2013-08-12 22:27:02] Not a ZTEX device 1d6b:0002
[2013-08-12 22:27:02] Not a ZTEX device 1d6b:0002
[2013-08-12 22:27:02] Not a ZTEX device 1d6b:0002
[2013-08-12 22:27:02] Not a ZTEX device 1d6b:0003
[2013-08-12 22:27:02] Not a ZTEX device 8087:0024
[2013-08-12 22:27:02] Not a ZTEX device 8087:0024
[2013-08-12 22:27:02] Not a ZTEX device 1bcf:288a
[2013-08-12 22:27:02] Not a ZTEX device 0489:e033
[2013-08-12 22:27:02] Devices detected:
[2013-08-12 22:27:02] 0. CPU 0 (driver: cpu)
[2013-08-12 22:27:02] 1. CPU 1 (driver: cpu)
[2013-08-12 22:27:02] 2. CPU 2 (driver: cpu)
[2013-08-12 22:27:02] 3. CPU 3 (driver: cpu)
4 devices listed
I'm running Ubuntu 12.04LTS with 3.2.0-38-generic-pae #61-Ubuntu SMP Tue Feb 19 12:39:51 UTC 2013 i686 i686 i386 GNU/Linux
Hardware is an Acer Aspire 4752G laptop with Nividia GEforce GT 630M graphics card.
bfgminer version is 3.1.4
Any suggestions please?