Index: openacs-4/packages/oacs-dav/tcl/oacs-dav-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/oacs-dav/tcl/oacs-dav-procs.tcl,v
diff -u -N -r1.24.2.2 -r1.24.2.3
--- openacs-4/packages/oacs-dav/tcl/oacs-dav-procs.tcl	8 Oct 2019 16:28:28 -0000	1.24.2.2
+++ openacs-4/packages/oacs-dav/tcl/oacs-dav-procs.tcl	8 Oct 2019 16:31:45 -0000	1.24.2.3
@@ -396,7 +396,7 @@
 
                 }
                 lock {
-                    # asssume resource on NULL LOCK
+                    # assume resource on NULL LOCK
                     set content_type "content_revision"
                 }
                 default {
Index: openacs-4/packages/oacs-dav/tcl/tDAV-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/oacs-dav/tcl/tDAV-procs.tcl,v
diff -u -N -r1.19.2.1 -r1.19.2.2
--- openacs-4/packages/oacs-dav/tcl/tDAV-procs.tcl	8 Oct 2019 16:28:28 -0000	1.19.2.1
+++ openacs-4/packages/oacs-dav/tcl/tDAV-procs.tcl	8 Oct 2019 16:31:45 -0000	1.19.2.2
@@ -1184,7 +1184,7 @@
 proc tdav::filter_stuff_nsperm {args} {
     # should be something like "Basic 29234k3j49a"
     set authorization [ns_set iget [ns_conn headers] Authorization]
-    if {[string length $authorization] > 0} {
+    if {$authorization ne ""} {
         set user [dict get $credentials user]
         #
         # GN: this is unfinished (but now fixed) code....