Good morning

When I try to run an Apriori, I keep often the following message:

checking subsets of size 1Error in apriori(tr, parameter = list(supp =
3e-05, conf = 0.05, minlen = 2,  :
  internal error in trio library

Other time it works fine on the same data. What can be the reason for this?

-- 
Jolinda Bartlett

Eighty20 Consulting
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