Hi, If there is some error i encountered in gretl using R, like running pairs.panels without loading psych package, even after corrected the code, the old mistake is recycled. <gretl> foreign language=R --send-data pacman::p_load(psych, dplyr) df = gretldata head(df) pairs.panels(select(df, 1:4)) end foreign </gretl> output: gretl version 2026b Current session: 2026-09-26 22:37 ? foreign language=R --send-data ? pacman::p_load(psych, dplyr) ? df = gretldata ? head(df) ? pairs.panels(select(df, 1:4)) ? end foreign Error in gretl.get.data() : could not find function "gretl.get.data" Error in pairs.plot(df[, 1:4]) : could not find function "pairs.plot" Error in pairs.plot(df[, 1:4]) : could not find function "pairs.plot" Error in select(df, 1:4) : could not find function "select" Error in UseMethod("select") : no applicable method for 'select' applied to an object of class "c('mts', 'ts', 'matrix', 'array')" Error in UseMethod("select") : no applicable method for 'select' applied to an object of class "c('mts', 'ts', 'matrix', 'array')" In addition: Warning message: In par(old.par) : calling par(new=TRUE) with no plot The process cannot access the file because it is being used by another process. Error executing script: halting > end foreign