diff --git a/data/org.eclipse.birt.report.data.oda.jdbc.dbprofile.sampledb/src/org/eclipse/birt/report/data/oda/jdbc/dbprofile/sampledb/internal/impl/SampleDbFactory.java b/data/org.eclipse.birt.report.data.oda.jdbc.dbprofile.sampledb/src/org/eclipse/birt/report/data/oda/jdbc/dbprofile/sampledb/internal/impl/SampleDbFactory.java
index 902dab808e3..3490a02f5ce 100644
--- a/data/org.eclipse.birt.report.data.oda.jdbc.dbprofile.sampledb/src/org/eclipse/birt/report/data/oda/jdbc/dbprofile/sampledb/internal/impl/SampleDbFactory.java
+++ b/data/org.eclipse.birt.report.data.oda.jdbc.dbprofile.sampledb/src/org/eclipse/birt/report/data/oda/jdbc/dbprofile/sampledb/internal/impl/SampleDbFactory.java
@@ -179,10 +179,15 @@ public boolean accept( File dir, String name )
             File entryFile = new File( dbDir, entry.getName() );
             if ( entry.isDirectory() )
             {
-                entryFile.mkdir();
+                entryFile.mkdirs();
             }
             else
             {
+                File parent = entryFile.getParentFile();
+                if (parent != null)
+                {
+                    parent.mkdirs();
+                }
                 // Copy zip entry to local file
                 OutputStream os = new FileOutputStream( entryFile );
                 byte[] buf = new byte[4000];