diff -r c6ca423f1eaf -r a16393d6081f servlib/bundling/BPQBlockProcessor.cc
--- a/servlib/bundling/BPQBlockProcessor.cc	Thu Aug 18 13:19:07 2011 +0100
+++ b/servlib/bundling/BPQBlockProcessor.cc	Thu Aug 18 15:21:09 2011 +0100
@@ -88,6 +88,9 @@
     (void)link;
     (void)list; 
 
+    log_debug_p(LOG, "prepare(): data_length() = %lu", source->data_length());
+    log_debug_p(LOG, "prepare(): data_offset() = %lu", source->data_offset());
+    log_debug_p(LOG, "prepare(): full_length() = %lu", source->full_length());
 
     // Received blocks are added to the end of the list (which
     // maintains the order they arrived in) but API blocks