Hi Peter.
We have experienced the same thing. The problem is documented in the Tiles tracker, https://bitbucket.org/dw8/moodle-format_tiles/issues/122/option-to-enable-course-index-drawer-in
There is a proposed solution there, https://bitbucket.org/dw8/moodle-format_tiles/pull-requests/22
We have experienced the same thing. The problem is documented in the Tiles tracker, https://bitbucket.org/dw8/moodle-format_tiles/issues/122/option-to-enable-course-index-drawer-in
There is a proposed solution there, https://bitbucket.org/dw8/moodle-format_tiles/pull-requests/22