Index: openacs-4/packages/assessment/www/asm-admin/unzip-file.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/assessment/www/asm-admin/unzip-file.tcl,v
diff -u -r1.5 -r1.5.2.1
--- openacs-4/packages/assessment/www/asm-admin/unzip-file.tcl	7 Aug 2017 23:48:04 -0000	1.5
+++ openacs-4/packages/assessment/www/asm-admin/unzip-file.tcl	21 May 2021 07:40:56 -0000	1.5.2.1
@@ -22,7 +22,7 @@
 file mkdir $tmpdirectory
 
 # UNZIP the zip file in the temporary directory
-catch { exec unzip ${zipfile.tmpfile} -d $tmpdirectory } outMsg
+util::unzip -source ${zipfile.tmpfile} -destination $tmpdirectory
 
 # Read the content of the temporary directory
 foreach file_i [ glob -directory $tmpdirectory *{.xml}  ] {