Error message

• Notice: Undefined index: numbering in drutex_submodule_is_active() (line 639 of /home/davemr/mo-seph.com/sites/all/modules/drutex/drutex.module).
• Notice: Undefined index: tools in drutex_submodule_is_active() (line 639 of /home/davemr/mo-seph.com/sites/all/modules/drutex/drutex.module).
• Notice: Undefined index: verbatim in drutex_submodule_is_active() (line 639 of /home/davemr/mo-seph.com/sites/all/modules/drutex/drutex.module).