Index: openacs-4/packages/acs-api-browser/www/proc-search.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-api-browser/www/proc-search.tcl,v
diff -u -r1.19 -r1.20
--- openacs-4/packages/acs-api-browser/www/proc-search.tcl	26 Apr 2018 08:56:37 -0000	1.19
+++ openacs-4/packages/acs-api-browser/www/proc-search.tcl	9 May 2018 15:33:28 -0000	1.20
@@ -61,9 +61,9 @@
 }
 
 set counter 0
-set matches {}
-set deprecated_matches {}
-set private_matches {}
+set matches [list]
+set deprecated_matches [list]
+set private_matches [list]
 
 # place a [list proc_name score positionals] into matches for every proc
 foreach proc [nsv_array names api_proc_doc] {