[xwiki-users] issue with getAttachment from different document in Groovy

Hello I put a file Text.txt as attachment in a page: Sandbox.Page1 I in an other page Sandbox.Page2, I write the following script: {{groovy}} def mydoc=xwiki.getDocument('Sandbox.Page1') def myfile=mydoc.getAttachment('Text.txt') println "|"+mydoc+"|"+myfile {{/goovy}} The result is |Sandbox.Page1|null If I put the same script in Sandbox.Page2, the result become: |Sandbox.Page1|com.xpn.xwiki.api.Attachment@331be8 Why cannot get attachments from other document? I run XWiki 2.5 with Tomcat 6.0.28, Mysql 5.1.49, Ubuntu 10.10 Arnaud.