Index: openacs-4/packages/acs-bootstrap-installer/installer/index.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-bootstrap-installer/installer/index.tcl,v
diff -u -r1.22 -r1.22.2.1
--- openacs-4/packages/acs-bootstrap-installer/installer/index.tcl	15 Mar 2005 20:04:13 -0000	1.22
+++ openacs-4/packages/acs-bootstrap-installer/installer/index.tcl	16 Jun 2005 01:00:08 -0000	1.22.2.1
@@ -192,10 +192,10 @@
 # in the install.xml file)
 
 set stacksize [ns_config "ns/threads" StackSize]
-if { $stacksize < [expr $acs_application(min_stack_size) * 1024] } {
 
-    append errors "<li><p>The configured AOLserver Stacksize is too small
-([expr $stacksize / 1024]K).
+if { ![string is integer $stacksize] ||
+     $stacksize < [expr $acs_application(min_stack_size) * 1024] } {
+    append errors "<li><p><strong>The configured AOLserver Stacksize is too small, missing, or a non-integer value.
 $acs_application(pretty_name) requires a StackSize parameter of at least
 ${acs_application(min_stack_size)}K.
 <p>Please add the following line to your .tcl configuration file