Virtualmin 3.36 (GPL) Undefined subroutine

When attempting to edit any domain in Virtualmin 3.36 (GPL), I get the following error:

HTTP/1.0 500 Perl execution failed Server: MiniServ/0.01 Date: Thu, 1 Mar 2007 20:26:58 GMT Content-type: text/html Connection: close
Error - Perl execution failed

Undefined subroutine &main::ui_hidden_table_end called at /usr/libexec/webmin/virtual-server/edit_domain.cgi line 224.

Status: 
Closed (fixed)