I want to show ellipse in c#. My codes is fine when it running in R but i get message from c# like this : "Object is static; operation not allowed (Exception from HRESULT: 0x8004000B (OLE_E_STATIC))" here this my codes : df.rconn.Evaluate("library(cluster)") df.rconn.Evaluate("library(rrcov)") public void setScatter(int xAxis, int yAxis, int [...] read more