Index: openacs-4/packages/boomerang/tcl/boomerang-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/boomerang/tcl/boomerang-procs.tcl,v
diff -u -r1.13.2.25 -r1.13.2.26
--- openacs-4/packages/boomerang/tcl/boomerang-procs.tcl	29 Aug 2022 17:47:19 -0000	1.13.2.25
+++ openacs-4/packages/boomerang/tcl/boomerang-procs.tcl	30 Aug 2022 12:03:42 -0000	1.13.2.26
@@ -206,7 +206,11 @@
                     dict set entries nt_request_time [expr {[dict get $entries nt_res_st] - [dict get $entries nt_req_st]}]
                     dict set entries nt_response_time [expr {[dict get $entries nt_res_end] - [dict get $entries nt_res_st]}]
 
-                    if {![dict exists $entries t_done]} {
+                    if {![dict exists $entries nt_load_end]} {
+                        ns_log warning "boomerang: no value for 'nt_load_end' in dict [lsort [dict keys $entries]]"
+                    }
+
+                    if {![dict exists $entries t_done] && [dict exists $entries nt_load_end]} {
                         dict set entries t_done [expr {[dict get $entries nt_load_end] - [dict get $entries nt_nav_st]}]
                     }