Index: tol/bbasic/out.cpp
===================================================================
--- tol/bbasic/out.cpp	(revision a21b01d19a878476ebbc1499beedfdae7e4281c8)
+++ tol/bbasic/out.cpp	(revision be00874ddeb855edb0681fb9aa20a60d54a0b097)
@@ -30,5 +30,5 @@
 #include <tol/tol_bsys.h>
 #include <tol/tol_bdat.h>
-
+#include <tol/tol_boper.h>
 
 //--------------------------------------------------------------------
@@ -385,4 +385,5 @@
     BOut::errorCloseTag_;
   BOut::Write(info, BOut::errorHci_, BOut::errorTerm_);
+  BUserFunction::ShowCallStack();
 }