1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 2 3<html> 4 <head> 5 <meta name="generator" content="HTML Tidy, see www.w3.org"> 6 <title>Job disappears and is never printed, but lpr 7 works</title> 8 <meta name="GENERATOR" content= 9 "Modular DocBook HTML Stylesheet Version 1.7"> 10 <link rel="HOME" title=" LPRng Reference Manual" href= 11 "index.htm"> 12 <link rel="UP" title="The Most Frequently Asked Questions " 13 href="faq.htm"> 14 <link rel="PREVIOUS" title= 15 "Job is not in print queue, but it gets printed!" href= 16 "x10735.htm"> 17 <link rel="NEXT" title= 18 "I get messages about bad control file format" href= 19 "x10807.htm"> 20 </head> 21 22 <body class="SECT1" bgcolor="#FFFFFF" text="#000000" link= 23 "#0000FF" vlink="#840084" alink="#0000FF"> 24 <div class="NAVHEADER"> 25 <table summary="Header navigation table" width="100%" border= 26 "0" cellpadding="0" cellspacing="0"> 27 <tr> 28 <th colspan="3" align="center">LPRng Reference Manual: 5 29 Sep 2003 (For LPRng-3.8.22)</th> 30 </tr> 31 32 <tr> 33 <td width="10%" align="left" valign="bottom"><a href= 34 "x10735.htm" accesskey="P">Prev</a></td> 35 36 <td width="80%" align="center" valign="bottom">Chapter 37 20. The Most Frequently Asked Questions</td> 38 39 <td width="10%" align="right" valign="bottom"><a href= 40 "x10807.htm" accesskey="N">Next</a></td> 41 </tr> 42 </table> 43 <hr align="LEFT" width="100%"> 44 </div> 45 46 <div class="SECT1"> 47 <h1 class="SECT1"><a name="AEN10790">20.4. Job disappears and 48 is never printed, but lpr works</a></h1> 49 50 <p>This is a rather disconcerting problem, and usually occurs 51 when sending jobs to either a network printer or a 52 nonconforming <a href="rfc1179.htm">RFC1179</a> print 53 spooler. For details about <b class="APPLICATION">LPRng</b> 54 and RFC1179, see <a href="rfc1179ref.htm">RFC1179 and <b 55 class="APPLICATION">LPRng</b></a>, but here is a quick 56 explanation.</p> 57 58 <p>An <b class="APPLICATION">lpd</b> job consists of a 59 control file, which contains information about the job, and 60 one or more data files. RFC1179 is silent on the order that 61 jobs are sent; however some implementations REQUIRE that the 62 data files be sent first, followed by the control file.</p> 63 64 <p>SOLUTION:</p> 65 66 <p>Set the <var class="LITERAL">send_data_first</var> flag in 67 the printcap for the particular printer, or in the <tt class= 68 "FILENAME">lpd.conf</tt> configuration file. This is:</p> 69 70 <div class="INFORMALEXAMPLE"> 71 <a name="AEN10803"></a> 72<pre class="SCREEN"> 73 :send_data_first: (printcap) 74 send_data_first (lpd.conf) 75</pre> 76 </div> 77 <br> 78 <br> 79 80 <p>Note that some printers/servers INSIST on the control file 81 first; You can clear the flag using <var class= 82 "LITERAL">send_job_first@</var> if you need to.</p> 83 </div> 84 85 <div class="NAVFOOTER"> 86 <hr align="LEFT" width="100%"> 87 88 <table summary="Footer navigation table" width="100%" border= 89 "0" cellpadding="0" cellspacing="0"> 90 <tr> 91 <td width="33%" align="left" valign="top"><a href= 92 "x10735.htm" accesskey="P">Prev</a></td> 93 94 <td width="34%" align="center" valign="top"><a href= 95 "index.htm" accesskey="H">Home</a></td> 96 97 <td width="33%" align="right" valign="top"><a href= 98 "x10807.htm" accesskey="N">Next</a></td> 99 </tr> 100 101 <tr> 102 <td width="33%" align="left" valign="top">Job is not in 103 print queue, but it gets printed!</td> 104 105 <td width="34%" align="center" valign="top"><a href= 106 "faq.htm" accesskey="U">Up</a></td> 107 108 <td width="33%" align="right" valign="top">I get messages 109 about bad control file format</td> 110 </tr> 111 </table> 112 </div> 113 </body> 114</html> 115 116