• using R version 4.5.2 Patched (2026-02-13 r89426 ucrt)
• using platform: x86_64-w64-mingw32
• R was compiled by     gcc.exe (GCC) 14.3.0     GNU Fortran (GCC) 14.3.0
• running under: Windows Server 2022 x64 (build 20348)
• using session charset: UTF-8
• checking for file 'scpi/DESCRIPTION' ... OK
• this is package 'scpi' version '3.0.1'
• package encoding: UTF-8
• checking package namespace information ... OK
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... OK
• checking for hidden files and directories ... OK
• checking for portable file names ... OK
• checking whether package 'scpi' can be installed ... WARNING Found the following significant warnings:   Warning: replacing previous import 'CVXR::var' by 'stats::var' when loading 'scpi'   Warning: replacing previous import 'CVXR::sd' by 'stats::sd' when loading 'scpi' See the install log for details.
• checking installed package size ... OK
• checking package directory ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking for left-over files ... OK
• checking index information ... OK
• checking package subdirectories ... OK
• checking code files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... [4s] OK
• checking whether the package can be loaded with stated dependencies ... [3s] OK
• checking whether the package can be unloaded cleanly ... [3s] OK
• checking whether the namespace can be loaded with stated dependencies ... [4s] OK
• checking whether the namespace can be unloaded cleanly ... [4s] OK
• checking loading without being on the library search path ... [4s] OK
• checking use of S3 registration ... OK
• checking dependencies in R code ... WARNING Missing or unexported object: 'CVXR::solve'
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... [18s] OK
• checking Rd files ... [2s] OK
• checking Rd metadata ... OK
• checking Rd cross-references ... OK
• checking for missing documentation entries ... OK
• checking for code/documentation mismatches ... OK
• checking Rd \usage sections ... OK
• checking Rd contents ... OK
• checking for unstated dependencies in examples ... OK
• checking contents of 'data' directory ... OK
• checking data for non-ASCII characters ... [0s] OK
• checking LazyData ... OK
• checking data for ASCII and uncompressed saves ... OK
• checking examples ... [5s] ERROR Running examples in 'scpi-Ex.R' failed The error most likely occurred in: > ### Name: scest > ### Title: Prediction of Synthetic Control > ### Aliases: scest > > ### ** Examples > > > data <- scpi_germany > > df <- scdata(df = data, id.var = "country", time.var = "year", + outcome.var = "gdp", period.pre = (1960:1990), + period.post = (1991:2003), unit.tr = "West Germany", + unit.co = setdiff(unique(data$country), "West Germany"), + constant = TRUE, cointegrated.data = TRUE) > > result <- scest(df, w.constr = list(name = "simplex", Q = 1)) Error: 'solve' is not an exported object from 'namespace:CVXR' Execution halted
• checking PDF version of manual ... [21s] OK
• checking HTML version of manual ... [5s] OK
• DONE

Status: 1 ERROR, 2 WARNINGs