Removing trailing traverses... Concatenating traverses... Simplifying network... ./surveytypo.svx:15: Reference to station "gos.1" from non-existent survey "gos" ./surveytypo.svx:15: warning: Station "gos.1" referred to just once, with an explicit survey name - typo? cavern: Survey not all connected to fixed stations The following survey stations are not attached to a fixed point: cave.001