IDEMPIERE-2248 ZK Jasper report viewer prints incorrect file

org.adempiere.base/src/org/compiere/tools/FileUtil.java

@@ -27,6 +27,7 @@ import java.io.IOException;
 import java.text.SimpleDateFormat;
 import java.util.Calendar;
 
+import org.compiere.util.Env;
 import org.compiere.util.Util;
 
 /**
@@ -423,7 +424,7 @@ public class FileUtil
 		String dt = sdf.format(cal.getTime());
 		String cleanName = subject.replaceAll("[ &/]", "");
 		String localFile = System.getProperty("java.io.tmpdir")
-				+ System.getProperty("file.separator") + cleanName + "_" + dt
+				+ System.getProperty("file.separator") + cleanName + "_" + dt + "_" + Env.getContext(Env.getCtx(), "#AD_Session_ID")
 				+ extension;
 		return localFile;
 	}