Index: openacs-4/packages/acs-admin/tcl/apm-admin-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-admin/tcl/apm-admin-procs.tcl,v
diff -u -r1.34 -r1.35
--- openacs-4/packages/acs-admin/tcl/apm-admin-procs.tcl	11 Sep 2024 06:15:46 -0000	1.34
+++ openacs-4/packages/acs-admin/tcl/apm-admin-procs.tcl	8 Oct 2024 13:01:17 -0000	1.35
@@ -416,12 +416,7 @@
                     continue
                 }
 
-                if { [array exists pkg_info] } {
-                    array unset pkg_info
-                }
-                if { [info exists pkg_info] } {
-                    unset pkg_info
-                }
+                unset -nocomplain pkg_info
 
                 ad_try {
                     array set pkg_info [apm_read_package_info_file $spec_file]
Index: openacs-4/packages/acs-admin/www/install/install-2.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-admin/www/install/install-2.tcl,v
diff -u -r1.7 -r1.8
--- openacs-4/packages/acs-admin/www/install/install-2.tcl	3 Sep 2024 15:37:29 -0000	1.7
+++ openacs-4/packages/acs-admin/www/install/install-2.tcl	8 Oct 2024 13:01:17 -0000	1.8
@@ -55,11 +55,10 @@
 	if {$pkg ni $install_pkgs} {
 	    lappend install_pkgs $pkg
 	}
-	
-	array unset version
-	array set version $repository($pkg)
 
-	foreach p $version(install) {
+        set version $repository($key)
+
+	foreach p [dict get $version install] {
 	    if {$p ni $install_pkgs} {
 		lappend install_pkgs $p
 		set fixpoint_p 0
@@ -105,13 +104,12 @@
         set comment {}
     }
 
-    array unset version
-    array set version $repository($key)
+    set version $repository($key)
 
     multirow append install \
         $key \
-        $version(name) \
-        $version(package-name) \
+        [dict get $version name] \
+        [dict get $version package-name] \
         $comment \
         $extra_p
 }
Index: openacs-4/packages/acs-admin/www/install/install-3.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-admin/www/install/install-3.tcl,v
diff -u -r1.12 -r1.13
--- openacs-4/packages/acs-admin/www/install/install-3.tcl	3 Sep 2024 15:37:29 -0000	1.12
+++ openacs-4/packages/acs-admin/www/install/install-3.tcl	8 Oct 2024 13:01:17 -0000	1.13
@@ -45,7 +45,7 @@
 while {[llength $to_install] > 0} {
 
     foreach package_key $to_install {
-        array unset version
+        unset -nocomplain version
         array set version $repository($package_key)
 
         set satisfied_p 1
@@ -86,7 +86,7 @@
 foreach package_key $install_order {
     ns_log Notice "Installing $package_key"
 
-    array unset version
+    unset -nocomplain version
     array set version $repository($package_key)
 
     if { [info exists version(download_url)] && $version(download_url) ne "" } {