Index: openacs-4/packages/acs-admin/www/apm/packages-install.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-admin/www/apm/packages-install.tcl,v
diff -u -N -r1.28.2.2 -r1.28.2.3
--- openacs-4/packages/acs-admin/www/apm/packages-install.tcl	17 Feb 2019 15:52:57 -0000	1.28.2.2
+++ openacs-4/packages/acs-admin/www/apm/packages-install.tcl	16 Apr 2019 06:57:12 -0000	1.28.2.3
@@ -60,7 +60,7 @@
     set package_name $version(package-name)
     set package_key $version(package.key)
     if { [apm_package_supports_rdbms_p -package_key $package_key] } {
-        if { [apm_package_registered_p $package_key] } {
+        if { [apm_package_registered_p $package_key] && [apm_package_installed_p $package_key] } {
             # This package is already on the system
             if { [apm_higher_version_installed_p $package_key $version_name] } {
                 ns_log Notice "higher version installed of $package_key $version_name"