Comment 1 for bug 145278

some additional logs, after setting LogLevel debug2:

d [01/Oct/2007:21:46:12 +0200] cupsdDoSelect: epoll() returned 1...
d [01/Oct/2007:21:46:12 +0200] cupsdDoSelect: Read on fd 9...
d [01/Oct/2007:21:46:12 +0200] cupsdReadClient: 9, used=0, file=-1 state=0
D [01/Oct/2007:21:46:12 +0200] cupsdReadClient: 9 POST /printers/FS-1010 HTTP/1.1
d [01/Oct/2007:21:46:12 +0200] cupsdFindBest: uri = "/printers/FS-1010"...
d [01/Oct/2007:21:46:12 +0200] cupsdFindBest: Location CUPS_INTERNAL_BROWSE_ACL Limit 0
d [01/Oct/2007:21:46:12 +0200] cupsdFindBest: Location /admin/conf Limit 7f
d [01/Oct/2007:21:46:12 +0200] cupsdFindBest: Location /admin Limit 7f
d [01/Oct/2007:21:46:12 +0200] cupsdFindBest: Location / Limit 7f
d [01/Oct/2007:21:46:12 +0200] cupsdFindBest: best = /
d [01/Oct/2007:21:46:12 +0200] cupsdAuthorize: con->uri="/printers/FS-1010", con->best=0x10084388(/)
d [01/Oct/2007:21:46:12 +0200] cupsdAuthorize: Authorization=""
D [01/Oct/2007:21:46:12 +0200] cupsdAuthorize: No authentication data provided.
d [01/Oct/2007:21:46:12 +0200] cupsdIsAuthorized: con->uri="/printers/FS-1010", con->best=0x10084388(/)
d [01/Oct/2007:21:46:12 +0200] cupsdIsAuthorized: level=AUTH_ANON, type=AUTH_NONE, satisfy=AUTH_SATISFY_ALL, num_names=0
d [01/Oct/2007:21:46:12 +0200] cupsdIsAuthorized: auth=AUTH_ALLOW...
d [01/Oct/2007:21:46:12 +0200] POST /printers/FS-1010
d [01/Oct/2007:21:46:12 +0200] CONTENT_TYPE = application/ipp
d [01/Oct/2007:21:46:12 +0200] cupsdReadClient: 9 con->data_encoding=HTTP_ENCODE_LENGTH, con->data_remaining=0, con->file=-1
E [01/Oct/2007:21:46:12 +0200] cupsdReadClient: 9 IPP Read Error!
D [01/Oct/2007:21:46:12 +0200] cupsdSendError: 9 code=400 (Bad Request)
D [01/Oct/2007:21:46:12 +0200] cupsdCloseClient: 9
d [01/Oct/2007:21:46:12 +0200] cupsdRemoveSelect: fd=9
d [01/Oct/2007:21:46:12 +0200] cupsdCheckJobs: 0 active jobs, sleeping=0, reload=0
d [01/Oct/2007:21:46:12 +0200] cupsdDoSelect: polling 4 fds for 1 seconds...