Index: openacs-4/packages/acs-tcl/tcl/acs-cache-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/acs-cache-procs.tcl,v
diff -u -r1.10.2.32 -r1.10.2.33
--- openacs-4/packages/acs-tcl/tcl/acs-cache-procs.tcl	21 Jun 2022 10:50:39 -0000	1.10.2.32
+++ openacs-4/packages/acs-tcl/tcl/acs-cache-procs.tcl	14 Sep 2022 12:29:45 -0000	1.10.2.33
@@ -550,7 +550,10 @@
         calls with this function.
 
     } {
-        if {[info commands $cache] ne ""} {
+        if {
+            [namespace which $cache] ne "" &&
+            [$cache info lookup methods $operation] ne ""
+        } {
             return [uplevel 1 [list $cache $operation {*}$args]]
         } else {
             if {$operation eq "eval"} {