... The current implementation of TWiki is designed to never forget, that means all topic changes are under revision control and you can't delete or rename topics. ... cd to twiki/data and then to the web where the topic is located. ... Rename / delete the topic attachment directory if present. > . ... cd to twiki/data and rename / delete the web directory. cd to twiki/templates and rename / delete the web directory if present. cd to twiki/pub and rename / delete the web directory if present. > . ...