<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
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--></style></head><body lang=EN-US link=blue vlink="#954F72"><div class=WordSection1><p class=MsoNormal>If there’s a bug in my example, please provide better reporting than Null pointer exception, if possible. There may be a configuration property I need to set as well.</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks,</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>net/coderextreme/data/CameraExamples</p><p class=MsoNormal>Exception in thread "main" java.lang.NullPointerException</p><p class=MsoNormal> at org.web3d.x3d.jsail.Core.ProtoInstanceObject.getNodeType(ProtoInstanceObject.java:790)</p><p class=MsoNormal> at org.web3d.x3d.jsail.Core.ProtoInstanceObject.validate(ProtoInstanceObject.java:1160)</p><p class=MsoNormal> at org.web3d.x3d.jsail.Core.fieldValueObject.validate(fieldValueObject.java:979)</p><p class=MsoNormal> at org.web3d.x3d.jsail.Core.ProtoInstanceObject.addFieldValue(ProtoInstanceObject.java:1242)</p><p class=MsoNormal> at net.coderextreme.data.CameraExamples.initialize(CameraExamples.java:405)</p><p class=MsoNormal> at net.coderextreme.data.CameraExamples.main(CameraExamples.java:80)</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I will look into this soon, to see if I can derive a solution. SYS. I am too tired to see a solution right now. My brain isn’t working, but it looks like a configuration property vital to debugging may not be set. It would be good to know which one in an error message. It’s kinda your call Don, unless I need to improve my Java code (which is perfect, obviously <span style='font-family:"Segoe UI Emoji",sans-serif'>😊</span>.</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I think we’ve covered this before, actually. Sigh</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Note that code generated from X3dToJava.xslt produces the same error. I am including both.</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>$ java -cp "C:/Users/coderextreme/pythonSAI/X3DJSAIL.3.3.full.jar;." net/x3djsonld/data/CameraExamples</p><p class=MsoNormal>Exception in thread "main" java.lang.NullPointerException</p><p class=MsoNormal> at org.web3d.x3d.jsail.Core.ProtoInstanceObject.getNodeType(ProtoInstanceObject.java:790)</p><p class=MsoNormal> at org.web3d.x3d.jsail.Core.ProtoInstanceObject.validate(ProtoInstanceObject.java:1160)</p><p class=MsoNormal> at org.web3d.x3d.jsail.Core.fieldValueObject.validate(fieldValueObject.java:979)</p><p class=MsoNormal> at org.web3d.x3d.jsail.Core.ProtoInstanceObject.addFieldValue(ProtoInstanceObject.java:1242)</p><p class=MsoNormal> at net.x3djsonld.data.CameraExamples.initialize(CameraExamples.java:243)</p><p class=MsoNormal> at net.x3djsonld.data.CameraExamples.<init>(CameraExamples.java:128)</p><p class=MsoNormal> at net.x3djsonld.data.CameraExamples.main(CameraExamples.java:645)</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>John</p><p class=MsoNormal>Sent from <a href="https://go.microsoft.com/fwlink/?LinkId=550986">Mail</a> for Windows 10</p><p class=MsoNormal><o:p> </o:p></p></div></body></html>