autoreply vacation message fails

When sending mail to an address that has an autoreply "vacation" message, I get the following error. Can I resolve this easily?

Action: failed
Status: 5.0.0
Diagnostic-Code: X-Postfix; Command died with status 1:
"/etc/webmin/virtual-server/autoreply.pl
/home/www-rotterdamskamerorkest/autoreply-testing.rotterdamskamerorkest.txt
testing.rotterdamskamerorkest". Command output: local: fatal: execvp
/etc/webmin/virtual-server/autoreply.pl: No such file or directory

Status: 
Closed (fixed)