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<!DOCTYPE html>
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    <title>el:errorcodes [BASIC 256 - Language Documentation]</title>
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        <h1><a href="start.html"  accesskey="h" title="[H]"><img src="lib/tpl/dokuwiki/images/logo.png" width="64" height="64" alt="" /> <span>BASIC 256 - Language Documentation</span></a></h1>
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                <div class="pageId"><span>el:errorcodes</span></div>
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<h3 class="toggle">Table of Contents</h3>
<div>
<ul class="toc">
<li class="level2"><div class="li"><a href="el_errorcodes.html#error_codes">Error Codes</a></div>
<ul class="toc">
<li class="level3"><div class="li"><a href="el_errorcodes.html#description">Description</a></div></li>
<li class="level3"><div class="li"><a href="el_errorcodes.html#example">Example</a></div></li>
<li class="level3"><div class="li"><a href="el_errorcodes.html#see_also">See Also</a></div></li>
</ul></li>
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</div>
<h2 class="sectionedit1" id="error_codes">Error Codes</h2>
<div class="level2">
</div>
<h3 class="sectionedit2" id="description">Description</h3>
<div class="level3">
<p>
This is a list of runtime error code numbers returned by the <a href="el_lasterror.html" class="wikilink1" title="el:lasterror">LastError</a> function and text error messages returned by the <a href="el_lasterrormessage.html" class="wikilink1" title="el:lasterrormessage">LastErrorMessage</a> function.
</p>
<div class="table sectionedit3"><table class="inline">
	<tr class="row0">
		<td class="col0" colspan="2">Error #</td><td class="col2">Error Description</td>
	</tr>
	<tr class="row1">
		<td class="col0">1</td><td class="col1">ERROR_NOSUCHLABEL</td><td class="col2">“No such label”</td>
	</tr>
	<tr class="row2">
		<td class="col0">2</td><td class="col1">ERROR_FOR1</td><td class="col2">“Illegal FOR – start number &gt; end number”</td>
	</tr>
	<tr class="row3">
		<td class="col0">3</td><td class="col1">ERROR_FOR2</td><td class="col2">“Illegal FOR – start number &lt; end number”</td>
	</tr>
	<tr class="row4">
		<td class="col0">4</td><td class="col1">ERROR_NEXTNOFOR</td><td class="col2">“Next without FOR”</td>
	</tr>
	<tr class="row5">
		<td class="col0">5</td><td class="col1">ERROR_FILENUMBER</td><td class="col2">“Invalid File Number”</td>
	</tr>
	<tr class="row6">
		<td class="col0">6</td><td class="col1">ERROR_FILEOPEN</td><td class="col2">“Unable to open file”</td>
	</tr>
	<tr class="row7">
		<td class="col0">7</td><td class="col1">ERROR_FILENOTOPEN</td><td class="col2">“File not open.”</td>
	</tr>
	<tr class="row8">
		<td class="col0">8</td><td class="col1">ERROR_FILEWRITE</td><td class="col2">“Unable to write to file”</td>
	</tr>
	<tr class="row9">
		<td class="col0">9</td><td class="col1">ERROR_FILERESET</td><td class="col2">“Unable to reset file”</td>
	</tr>
	<tr class="row10">
		<td class="col0">10</td><td class="col1">ERROR_ARRAYSIZELARGE</td><td class="col2">“Array dimension too large”</td>
	</tr>
	<tr class="row11">
		<td class="col0">11</td><td class="col1">ERROR_ARRAYSIZESMALL</td><td class="col2">“Array dimension too small”</td>
	</tr>
	<tr class="row12">
		<td class="col0">12</td><td class="col1">ERROR_NOSUCHVARIABLE</td><td class="col2">“Unknown variable”</td>
	</tr>
	<tr class="row13">
		<td class="col0">13</td><td class="col1">ERROR_NOTARRAY</td><td class="col2">“Not an array variable”</td>
	</tr>
	<tr class="row14">
		<td class="col0">14</td><td class="col1">ERROR_NOTSTRINGARRAY</td><td class="col2">“Not a string array variable”</td>
	</tr>
	<tr class="row15">
		<td class="col0">15</td><td class="col1">ERROR_ARRAYINDEX</td><td class="col2">“Array index out of bounds”</td>
	</tr>
	<tr class="row16">
		<td class="col0">16</td><td class="col1">ERROR_STRNEGLEN</td><td class="col2">“Substring length less that zero”</td>
	</tr>
	<tr class="row17">
		<td class="col0">17</td><td class="col1">ERROR_STRSTART</td><td class="col2">“Starting position less than zero”</td>
	</tr>
	<tr class="row18">
		<td class="col0">18</td><td class="col1">ERROR_STREND</td><td class="col2">“String not long enough for given starting character”</td>
	</tr>
	<tr class="row19">
		<td class="col0">19</td><td class="col1">ERROR_NONNUMERIC</td><td class="col2">“Non-numeric value in numeric expression”</td>
	</tr>
	<tr class="row20">
		<td class="col0">20</td><td class="col1">ERROR_RGB</td><td class="col2">“RGB Color values must be in the range of 0 to 255.”</td>
	</tr>
	<tr class="row21">
		<td class="col0">21</td><td class="col1">ERROR_PUTBITFORMAT</td><td class="col2">“String input to putbit incorrect.”</td>
	</tr>
	<tr class="row22">
		<td class="col0">22</td><td class="col1">ERROR_POLYARRAY</td><td class="col2">“Argument not an array for poly()/stamp()“</td>
	</tr>
	<tr class="row23">
		<td class="col0">23</td><td class="col1">ERROR_POLYPOINTS</td><td class="col2">“Not enough points in array for poly()/stamp()“</td>
	</tr>
	<tr class="row24">
		<td class="col0">24</td><td class="col1">ERROR_IMAGEFILE</td><td class="col2">“Unable to load image file.”</td>
	</tr>
	<tr class="row25">
		<td class="col0">25</td><td class="col1">ERROR_SPRITENUMBER</td><td class="col2">“Sprite number out of range.”</td>
	</tr>
	<tr class="row26">
		<td class="col0">26</td><td class="col1">ERROR_SPRITENA</td><td class="col2">“Sprite has not been assigned.”</td>
	</tr>
	<tr class="row27">
		<td class="col0">27</td><td class="col1">ERROR_SPRITESLICE</td><td class="col2">“Unable to slice image.”</td>
	</tr>
	<tr class="row28">
		<td class="col0">28</td><td class="col1">ERROR_FOLDER</td><td class="col2">“Invalid directory name.”</td>
	</tr>
	<tr class="row29">
		<td class="col0">29</td><td class="col1">ERROR_DECIMALMASK</td><td class="col2">“Decimal mask must be in the range of 0 to 15.”</td>
	</tr>
	<tr class="row30">
		<td class="col0">30</td><td class="col1">ERROR_DBOPEN</td><td class="col2">“Unable to open SQLITE database.”</td>
	</tr>
	<tr class="row31">
		<td class="col0">31</td><td class="col1">ERROR_DBQUERY</td><td class="col2">“Database query error (message follows).”</td>
	</tr>
	<tr class="row32">
		<td class="col0">32</td><td class="col1">ERROR_DBNOTOPEN</td><td class="col2">“Database must be opened first.”</td>
	</tr>
	<tr class="row33">
		<td class="col0">33</td><td class="col1">ERROR_DBCOLNO</td><td class="col2">“Column number out of range.”</td>
	</tr>
	<tr class="row34">
		<td class="col0">34</td><td class="col1">ERROR_DBNOTSET</td><td class="col2">“Record set must be opened first.”</td>
	</tr>
	<tr class="row35">
		<td class="col0">35</td><td class="col1">ERROR_EXTOPBAD</td><td class="col2">“Invalid Extended Op-code.”</td>
	</tr>
	<tr class="row36">
		<td class="col0">36</td><td class="col1">ERROR_NETSOCK</td><td class="col2">“Error opening network socket.”</td>
	</tr>
	<tr class="row37">
		<td class="col0">37</td><td class="col1">ERROR_NETHOST</td><td class="col2">“Error finding network host.”</td>
	</tr>
	<tr class="row38">
		<td class="col0">38</td><td class="col1">ERROR_NETCONN</td><td class="col2">“Unable to connect to network host.”</td>
	</tr>
	<tr class="row39">
		<td class="col0">39</td><td class="col1">ERROR_NETREAD</td><td class="col2">“Unable to read from network connection.”</td>
	</tr>
	<tr class="row40">
		<td class="col0">40</td><td class="col1">ERROR_NETNONE</td><td class="col2">“Network connection has not been opened.”</td>
	</tr>
	<tr class="row41">
		<td class="col0">41</td><td class="col1">ERROR_NETWRITE</td><td class="col2">“Unable to write to network connection.”</td>
	</tr>
	<tr class="row42">
		<td class="col0">42</td><td class="col1">ERROR_NETSOCKOPT</td><td class="col2">“Unable to set network socket options.”</td>
	</tr>
	<tr class="row43">
		<td class="col0">43</td><td class="col1">ERROR_NETBIND</td><td class="col2">“Unable to bind network socket.”</td>
	</tr>
	<tr class="row44">
		<td class="col0">44</td><td class="col1">ERROR_NETACCEPT</td><td class="col2">“Unable to accept network connection.”</td>
	</tr>
	<tr class="row45">
		<td class="col0">45</td><td class="col1">ERROR_NETSOCKNUMBER</td><td class="col2">“Invalid Socket Number”</td>
	</tr>
	<tr class="row46">
		<td class="col0">46</td><td class="col1">ERROR_PERMISSION</td><td class="col2">“You do not have permission to use this statement/function.”</td>
	</tr>
	<tr class="row47">
		<td class="col0">47</td><td class="col1">ERROR_IMAGESAVETYPE</td><td class="col2">“Invalid image save type.”</td>
	</tr>
	<tr class="row48">
		<td class="col0">48</td><td class="col1">ERROR_ARGUMENTCOUNT</td><td class="col2">“Number of arguments passed does not match FUNCTION/SUBROUTINE definition.”</td>
	</tr>
	<tr class="row49">
		<td class="col0">49</td><td class="col1">ERROR_MAXRECURSE</td><td class="col2">Maximum levels of recursion exceeded.</td>
	</tr>
	<tr class="row50">
		<td class="col0">50</td><td class="col1">ERROR_DIVZERO</td><td class="col2">Division by zero.</td>
	</tr>
	<tr class="row51">
		<td class="col0">9999</td><td class="col1">ERROR_NOTIMPLEMENTED</td><td class="col2">“Feature not implemented in this environment.”</td>
	</tr>
</table></div>
</div>
<h3 class="sectionedit4" id="example">Example</h3>
<div class="level3">
<pre class="code"># test error trapping
onerror nicetrap
print 1
next haha
print 2
open 999, &quot;bogus.file&quot;
print &quot;Runs Anyway&quot;
# test error trapping off and fail at any error (default)
offerror
print 3
next hoho
print &quot;never get here&quot;
end
nicetrap:
# this is the nice error handler
print &quot;trap and run - error on line &quot; + lasterrorline + &quot; - error number &quot; + lasterror + &quot; message &quot; + lasterrormessage + &quot; (&quot; + lasterrorextra + &quot;)&quot;
return</pre>
<p>
will display<br/>
</p>
<pre class="code">1
trap and run - error on line 4 - error number 4 message Next without FOR ()
2
trap and run - error on line 6 - error number 5 message Invalid File Number ()
Runs Anyway
3
ERROR on line 12: Next without FOR </pre>
</div>
<h3 class="sectionedit5" id="see_also">See Also</h3>
<div class="level3">
<p>
<a href="el_lasterror.html" class="wikilink1" title="el:lasterror">Lasterror</a>, <a href="el_lasterrorextra.html" class="wikilink1" title="el:lasterrorextra">Lasterrorextra</a>, <a href="el_lasterrorline.html" class="wikilink1" title="el:lasterrorline">Lasterrorline</a>, <a href="el_lasterrormessage.html" class="wikilink1" title="el:lasterrormessage">Lasterrormessage</a>, <a href="el_offerror.html" class="wikilink1" title="el:offerror">Offerror</a>, <a href="el_onerror.html" class="wikilink1" title="el:onerror">Onerror</a>, <a href="el_throwerror.html" class="wikilink1" title="el:throwerror">ThrowError</a>
</p>
</div>
                                    </div>
                <div class="docInfo"><bdi>el/errorcodes.txt</bdi> · Last modified: 2014/01/11 23:26 (external edit)</div>
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