Index: openacs-4/packages/forums/lib/forums/edit.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/forums/lib/forums/edit.tcl,v
diff -u -N -r1.7.2.2 -r1.7.2.3
--- openacs-4/packages/forums/lib/forums/edit.tcl	19 Jun 2019 16:43:21 -0000	1.7.2.2
+++ openacs-4/packages/forums/lib/forums/edit.tcl	19 Jun 2019 17:26:58 -0000	1.7.2.3
@@ -19,10 +19,20 @@
 
 forums::form::forum forum
 
+# Check if the attachments package is mounted under the forum package instance
+set attachments_p [forum::attachments_enabled_p]
+
 if {[form is_valid forum]} {
     template::form get_values forum return_url forum_id \
-        name charter presentation_type posting_policy new_threads_p anonymous_allowed_p attachments_allowed_p
+        name charter presentation_type posting_policy new_threads_p anonymous_allowed_p
 
+    # Display the option only if the attachments package is mounted
+    if {$attachments_p} {
+        template::form get_values forum attachments_allowed_p
+    } else {
+        set attachments_allowed_p [db_string att_p {select attachments_allowed_p from forums_forums where forum_id=:forum_id}]
+    }
+
     # Users can create new threads?
     set new_questions_allowed_p [expr { $new_threads_p && $posting_policy ne "closed" ? t : f}]
 
@@ -58,8 +68,11 @@
         -value $forum(new_questions_allowed_p)
     element set_properties forum anonymous_allowed_p \
         -value $forum(anonymous_allowed_p)
-    element set_properties forum attachments_allowed_p \
-        -value $forum(attachments_allowed_p)
+    # Display the option only if the attachments package is mounted
+    if {$attachments_p} {
+        element set_properties forum attachments_allowed_p \
+            -value $forum(attachments_allowed_p)
+    }
 }
 
 if {[info exists alt_template] && $alt_template ne ""} {
Index: openacs-4/packages/forums/lib/forums/new.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/forums/lib/forums/new.tcl,v
diff -u -N -r1.9.2.2 -r1.9.2.3
--- openacs-4/packages/forums/lib/forums/new.tcl	19 Jun 2019 16:43:21 -0000	1.9.2.2
+++ openacs-4/packages/forums/lib/forums/new.tcl	19 Jun 2019 17:26:58 -0000	1.9.2.3
@@ -24,10 +24,20 @@
 
 forums::form::forum forum
 
+# Check if the attachments package is mounted under the forum package instance
+set attachments_p [forum::attachments_enabled_p]
+
 if {[form is_valid forum]} {
     template::form get_values forum \
-        forum_id name charter presentation_type posting_policy new_threads_p anonymous_allowed_p attachments_allowed_p
+        forum_id name charter presentation_type posting_policy new_threads_p anonymous_allowed_p
 
+    # Display the option only if the attachments package is mounted
+    if {$attachments_p} {
+        template::form get_values forum attachments_allowed_p
+    } else {
+        set attachments_allowed_p t
+    }
+
     # Users can create new threads?
     set new_questions_allowed_p [expr {$new_threads_p && $posting_policy ne "closed" ? t : f}]
 
@@ -53,8 +63,11 @@
     element set_properties forum forum_id -value $forum_id
     element set_value forum new_threads_p t
     element set_value forum anonymous_allowed_p f
-    element set_value forum attachments_allowed_p t
     element set_value forum name $name
+    # Display the option only if the attachments package is mounted
+    if {$attachments_p} {
+        element set_value forum attachments_allowed_p t
+    }
 }
 
 if {[info exists alt_template] && $alt_template ne ""} {
Index: openacs-4/packages/forums/tcl/form-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/forums/tcl/form-procs.tcl,v
diff -u -N -r1.13.2.3 -r1.13.2.4
--- openacs-4/packages/forums/tcl/form-procs.tcl	19 Jun 2019 16:43:21 -0000	1.13.2.3
+++ openacs-4/packages/forums/tcl/form-procs.tcl	19 Jun 2019 17:26:58 -0000	1.13.2.4
@@ -186,11 +186,13 @@
       -help_text [_ forums.help_new_threads] \
       -options [list [list [_ forums.Yes] t] [list [_ forums.No] f] ]
 
-    template::element create $form_name ${prefix}attachments_allowed_p \
-      -label  [_ forums.lt_Users_Can_Add_Attachments] \
-      -datatype text \
-      -widget radio \
-      -options [list [list [_ forums.Yes] t] [list [_ forums.No] f] ]
+    if {[forum::attachments_enabled_p]} {
+        template::element create $form_name ${prefix}attachments_allowed_p \
+          -label  [_ forums.lt_Users_Can_Add_Attachments] \
+          -datatype text \
+          -widget radio \
+          -options [list [list [_ forums.Yes] t] [list [_ forums.No] f] ]
+    }
 }
 
 # Local variables: