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Re: java.lang.String cannot be cast to org.jbpm.task.utils.MarshalledContentWrapper
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created by <a href="https://community.jboss.org/people/devilkazuya99">TC ONG</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/759772#759772">View the full discussion</a>
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<div class="jive-rendered-content"><p>Well, I did download the latest code from github master.</p><p>Import into eclipse, compile and export them.</p><p>Now I am using jbpm 5.4 snapshot and drools 5.5 snap shot.</p><p>I try to run my web application.</p><p>Oh! I need to replace all my drools/jbpm jar. ok. replace and run.</p><p>Oh! need to replace mvel2 jar too. ok. replace and run.</p><p>Oh! need to recompile my drools package. ok, recompile and...</p><blockquote class="jive-quote"><p class="p1">Exception in thread "main" java.lang.ExceptionInInitializerError</p><p class="p1">          at org.jbpm.process.builder.dialect.java.JavaProcessDialect.<clinit>(<span class="s1">JavaProcessDialect.java:21</span>)</p><p class="p1">          at org.jbpm.process.builder.dialect.ProcessDialectRegistry.<clinit>(<span class="s1">ProcessDialectRegistry.java:15</span>)</p><p class="p1">          at org.jbpm.bpmn2.BPMN2ProcessProviderImpl.<clinit>(<span class="s1">BPMN2ProcessProviderImpl.java:31</span>)</p><p class="p1">          at java.lang.Class.forName0(<span class="s1">Native Method</span>)</p><p class="p1">          at java.lang.Class.forName(<span class="s1">Class.java:169</span>)</p><p class="p1">          at org.drools.util.ServiceRegistryImpl$ReflectionInstantiator.newInstance(<span class="s1">ServiceRegistryImpl.java:214</span>)</p><p class="p1">          at org.drools.util.ServiceRegistryImpl$ReflectionInstantiator.call(<span class="s1">ServiceRegistryImpl.java:209</span>)</p><p class="p1">          at org.drools.util.ServiceRegistryImpl.get(<span class="s1">ServiceRegistryImpl.java:164</span>)</p><p class="p1">          at org.drools.compiler.BPMN2ProcessFactory.loadProvider(<span class="s1">BPMN2ProcessFactory.java:28</span>)</p><p class="p1">          at org.drools.compiler.BPMN2ProcessFactory.getBPMN2ProcessProvider(<span class="s1">BPMN2ProcessFactory.java:20</span>)</p><p class="p1">          at org.drools.compiler.BPMN2ProcessFactory.configurePackageBuilder(<span class="s1">BPMN2ProcessFactory.java:11</span>)</p><p class="p1">          at org.drools.compiler.PackageBuilder.addKnowledgeResource(<span class="s1">PackageBuilder.java:688</span>)</p><p class="p1">          at org.drools.builder.impl.KnowledgeBuilderImpl.add(<span class="s1">KnowledgeBuilderImpl.java:50</span>)</p><p class="p1">          at org.drools.builder.impl.KnowledgeBuilderImpl.add(<span class="s1">KnowledgeBuilderImpl.java:39</span>)</p><p class="p1">          at com.geneoz.drools.RulesEngineBuilder.buildKB(<span class="s1">RulesEngineBuilder.java:127</span>)</p><p class="p1">          at com.geneoz.drools.RulesEngineBuilder.build(<span class="s1">RulesEngineBuilder.java:94</span>)</p><p class="p1">          at com.geneoz.drools.RulesEngineBuilder.main(<span class="s1">RulesEngineBuilder.java:63</span>)</p><p class="p1">Caused by: org.mvel2.templates.TemplateError: null input stream</p><p class="p1">          at org.mvel2.templates.util.TemplateTools.readStream(<span class="s1">TemplateTools.java:113</span>)</p><p class="p1">          at org.mvel2.templates.TemplateCompiler.compileTemplate(<span class="s1">TemplateCompiler.java:414</span>)</p><p class="p1">          at org.mvel2.templates.TemplateCompiler.compileTemplate(<span class="s1">TemplateCompiler.java:405</span>)</p><p class="p1">          at org.mvel2.templates.TemplateCompiler.compileTemplate(<span class="s1">TemplateCompiler.java:401</span>)</p><p class="p1">          at org.jbpm.process.builder.dialect.java.AbstractJavaProcessBuilder.<clinit>(<span class="s1">AbstractJavaProcessBuilder.java:27</span>)</p><p class="p1">          ... 17 more</p><p class="p2"><span class="s2">Caused by: </span><span class="s3">java.lang.NullPointerException</span></p><p class="p1">          at org.mvel2.templates.util.TemplateTools.readStream(<span class="s1">TemplateTools.java:103</span>)</p><p class="p1">          ... 21 more</p></blockquote><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I am going deeper and deeper into this shit.</p><p>God I had enough of surprices. <span> :(( </span> </p><p>I'll get the source for jbpm 5.3 and try to fix it manually. Hope will have some luck. </p><p>Jboss!!! WHY you release something like this!! WHYYYYY~~~~~~~!!!!! <span> :(( </span><span> :(( </span><span> :(( </span></p></div>
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