Could anybody tell me if this is possible... I have two internal feeds... <map:match pattern="*/*/*/*/pc"> <map:generate src="http://pc:8080/feed/{1}/{2}/{3}/{4}/description2.xml"/> </map:match> <map:match pattern="*/*/*/*/address"> <map:generate src="http://pc:8080/feed/{1}/{2}/{3}/{4}/address.xml"/> </map:match> and an aggregate one... <map:match pattern="*/*/*/*/aggregate.xml"> <map:aggregate element="page"> <map:part src="{1}/{2}/{3}/{4}/pc" element="postcode"/> <map:part src="{1}/{2}/{3}/{4}/address" element="address"/> </map:aggregate> <map:serialize type="xml"/> </map:match> trying to pass parameters into the aggregate, producing this (in the cocoon.log file)... java.lang.NullPointerException at org.apache.cocoon.environment.AbstractEnvironment.resolve(AbstractEnvironmen t.java:206) at org.apache.cocoon.components.language.generator.ProgramGeneratorImpl.generat eResource(ProgramGeneratorImpl.java:230) at org.apache.cocoon.components.language.generator.ProgramGeneratorImpl.load(Pr ogramGeneratorImpl.java:206) at org.apache.cocoon.sitemap.Handler.run(Handler.java:224) at java.lang.Thread.run(Thread.java:484) Have I done anything wrong or is this not possible? ======================================================================= Information in this email and any attachments are confidential, and may not be copied or used by anyone other than the addressee, nor disclosed to any third party without our permission. There is no intention to create any legally binding contract or other commitment through the use of this email. Experian Limited (registration number 653331). Registered office: Talbot House, Talbot Street, Nottingham NG1 5HF --------------------------------------------------------------------- Please check that your question has not already been answered in the FAQ before posting. <http://xml.apache.org/cocoon/faqs.html> To unsubscribe, e-mail: <[EMAIL PROTECTED]> For additional commands, e-mail: <[EMAIL PROTECTED]>