Chris Arthur
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Chris Arthur
This works.... ```R > formula isvalid.formula(formula,rule=c("nitrogen","RDBE")) [1] FALSE ``` But when I try.... ```R > formula isvalid.formula(formula,rule=c("nitrogen","RDBE")) Error in .jcall(rdbeRule, "D", "validate", molecularFormula) : java.lang.NullPointerException ``` I'm trying to validate...