• using R Under development (unstable) (2025-12-19 r89206)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     gcc-15 (Debian 15.2.0-11) 15.2.0     GNU Fortran (Debian 15.2.0-11) 15.2.0
• running under: Debian GNU/Linux forky/sid
• using session charset: UTF-8
• checking for file ‘spFSR/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘spFSR’ version ‘2.0.4’
• package encoding: UTF-8
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• checking examples ... [4s/5s] ERROR Running examples in ‘spFSR-Ex.R’ failed The error most likely occurred in: > base::assign(".ptime", proc.time(), pos = "CheckExEnv") > ### Name: spFeatureSelection > ### Title: SPSA-FSR for Feature Selection and Ranking > ### Aliases: spFeatureSelection > > ### ** Examples > > library(mlr3) # load the mlr3 package > library(mlr3learners) # load the mlr3learners package > > task <- tsk('iris') # define task > wrapper <- lrn('classif.rpart') # define wrapper > measure <- msr('classif.acc') > > # run spsa > spsaMod <- spFeatureSelection( task = task, + wrapper = wrapper, + scoring = measure, + num.features.selected = 3, + n.jobs = 1, + iters.max = 2, + num.grad.avg = 1) spfs begins: Wrapper: classif.rpart Hot start: TRUE Hot start range: 0.2 Feature Weighting: FALSE Scoring: classif.acc Number of Jobs: 1 Number of observations in the dataset: 150 Number of observations used: 150 Number of features avaliable: 4 Number of selected features: 3 iter value st.dev num.ft best.value Error in `[.data.table`(data, , `:=`("task_hash", task[[1L]]$hash), by = "uhash") :   attempt access index 9/9 in VECTOR_ELT Calls: spFeatureSelection ... initialize -> .__ResultData__initialize -> [ -> [.data.table Execution halted
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• DONE

Status: 1 ERROR