You mean no more materials in the node you're digging?
Actions->Select Shortcut Bar->10 (my dig shortcut bar)
Actions->Run Shortcut->20 (my kill dig stanza, uses all harmful)
Actions->Select Shortcut Bar->10 (my dig shortcut bar)
Actions->Run Shortcut->20 (my kill dig stanza, uses all harmful)
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Eldest, Order of the White Lotus