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you didn't have a dollar on the field binding:<br>
<font face="Times New Roman" size="3"><span style="font-size: 12pt;"
lang="EN">Parent( h :
height ) <br>
<br>
$ is optional, but you must use the same in all places.<br>
<br>
Mark<br>
</span></font>Manukyan, Sergey wrote:
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<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span
style="font-size: 10pt; font-family: Arial; color: navy;">Folks,</span></font></p>
<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span
style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>
<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span
style="font-size: 10pt; font-family: Arial; color: navy;">Using 4.0.
Think I found a bug in
accumulate. The variables defined inside </span></font><strong><b><font
face="Times New Roman"><span lang="EN"><source pattern></span></font></b></strong><span
lang="EN"> cannot be recognized inside of other parts of accumulate
(action, result)</span></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> </span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN">f.e.</span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> </span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN">rule …</span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> when </span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> o : Date from
accumulate ( </span></font></p>
<p class="MsoNormal" style="margin-left: 1in; text-indent: 0.5in;"><font
face="Times New Roman" size="3"><span style="font-size: 12pt;"
lang="EN"><big>Parent( h :
height ) </big>,</span></font></p>
<p class="MsoNormal" style="margin-left: 1in; text-indent: 0.5in;"><font
face="Times New Roman" size="3"><span style="font-size: 12pt;"
lang="EN">init(;),</span></font></p>
<p class="MsoNormal" style="margin-left: 1in; text-indent: 0.5in;"><font
face="Times New Roman" size="3"><span style="font-size: 12pt;"
lang="EN">action(;),</span></font></p>
<p class="MsoNormal" style="margin-left: 1in; text-indent: 0.5in;"><font
face="Times New Roman" size="3"><span style="font-size: 12pt;"
lang="EN">reverse(),</span></font></p>
<p class="MsoNormal" style="margin-left: 1in; text-indent: 0.5in;"><font
face="Times New Roman" size="3"><span style="font-size: 12pt;"
lang="EN">result( $h )</span></font></p>
<p class="MsoNormal" style="margin-left: 1in; text-indent: 0.5in;"><font
face="Times New Roman" size="3"><span style="font-size: 12pt;"
lang="EN">)</span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> then …</span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN">end</span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> </span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> </span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN">Produces : </span></font><font
color="red" face="Courier New" size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: red;">$h
cannot be resolved</span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> </span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> </span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN">Stack trace:</span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> </span></font></p>
<p class="MsoNormal" style=""><font face="Courier New" size="2"><span
style="font-size: 10pt; font-family: "Courier New";"> </span></font></p>
<p class="MsoNormal" style=""><font color="red" face="Courier New"
size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: red;">
at org.drools.rule.Package.checkValidity(</span></font><u><font
color="navy" face="Courier New" size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: navy;">Package.java:408</span></font></u><font
color="red" face="Courier New" size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: red;">)</span></font></p>
<p class="MsoNormal" style=""><font color="red" face="Courier New"
size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: red;">
at org.drools.common.AbstractRuleBase.addPackage(</span></font><u><font
color="navy" face="Courier New" size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: navy;">AbstractRuleBase.java:288</span></font></u><font
color="red" face="Courier New" size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: red;">)</span></font></p>
<p class="MsoNormal"><font color="red" face="Courier New" size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: red;">
at
com.lear.rules.RuleBaseFacade.getRuleBase(</span></font><u><font
color="navy" face="Courier New" size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: navy;">RuleBaseFacade.java:46</span></font></u><font
color="red" face="Courier New" size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: red;">)</span></font></p>
<p class="MsoNormal"><font color="red" face="Courier New" size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: red;"> </span></font></p>
<p class="MsoNormal"><font color="red" face="Courier New" size="2"><span
style="font-size: 10pt; font-family: "Courier New"; color: red;"> </span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> </span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN">-Sergey</span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> </span></font></p>
<p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size: 12pt;" lang="EN"> </span></font></p>
<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span
style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>
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