* using log directory 'd:/RCompile/CRANincoming/R-devel/OPCreg.Rcheck'
* using R version 4.5.0 RC (2025-04-04 r88126 ucrt)
* using platform: x86_64-w64-mingw32
* R was compiled by
    gcc.exe (GCC) 14.2.0
    GNU Fortran (GCC) 14.2.0
* running under: Windows Server 2022 x64 (build 20348)
* using session charset: UTF-8
* checking for file 'OPCreg/DESCRIPTION' ... OK
* this is package 'OPCreg' version '0.2.0'
* package encoding: UTF-8
* checking CRAN incoming feasibility ... NOTE
Maintainer: 'Guangbao Guo <ggb11111111@163.com>'

New submission
* 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 'OPCreg' can be installed ... OK
* checking installed package size ... OK
* checking package directory ... OK
* checking for future file timestamps ... 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 ... OK
* checking whether the package can be loaded with stated dependencies ... OK
* checking whether the package can be unloaded cleanly ... OK
* checking whether the namespace can be loaded with stated dependencies ... OK
* checking whether the namespace can be unloaded cleanly ... OK
* checking loading without being on the library search path ... OK
* checking use of S3 registration ... OK
* checking dependencies in R code ... OK
* checking S3 generic/method consistency ... OK
* checking replacement functions ... OK
* checking foreign function calls ... OK
* checking R code for possible problems ... OK
* checking Rd files ... OK
* checking Rd metadata ... OK
* checking Rd line widths ... OK
* checking Rd cross-references ... OK
* checking for missing documentation entries ... OK
* checking for code/documentation mismatches ... WARNING
Codoc mismatches from Rd file 'PCR.Rd':
PCR
  Code: function(data, threshold)
  Docs: function(data, threshold = 0.95)
  Mismatches in argument default values:
    Name: 'threshold' Code:  Docs: 0.95

* checking Rd \usage sections ... OK
* checking Rd contents ... OK
* checking for unstated dependencies in examples ... OK
* checking examples ... ERROR
Running examples in 'OPCreg-Ex.R' failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: PCR
> ### Title: Principal Component Regression (PCR)
> ### Aliases: PCR
> 
> ### ** Examples
> 
> # Example data
> library(MASS)
> set.seed(1234)
> n <- 2000
> p <- 30
> mu0 <- as.matrix(runif(p, 0))
> sigma0 <- as.matrix(runif(p, 0, 10))
> ro <- matrix(c(runif(round(p / 2), -1, -0.8), runif(p - round(p / 2), 0.8, 1)))
> R0 <- ro %*% t(ro)
> diag(R0) <- 1
> Sigma0 <- sigma0 %*% t(sigma0) * R0
> x <- mvrnorm(n, mu0, Sigma0)
> colnames(x) <- paste("x", 1:p, sep = "")
> e <- rnorm(n, 0, 1)
> B <- sample(1:3, (p + 1), replace = TRUE)
> en <- matrix(rep(1, n * 1), ncol = 1)
> y <- cbind(en, x) %*% B + e
> colnames(y) <- paste("y")
> data <- data.frame(cbind(y, x))
> 
> # Call the PCR function
> result <- PCR(data, threshold = 0.95)
Error in cbind(1, X) %*% Bhat : 
  requires numeric/complex matrix/vector arguments
Calls: PCR
Execution halted
* checking PDF version of manual ... [13s] OK
* checking HTML version of manual ... OK
* DONE
Status: 1 ERROR, 1 WARNING, 1 NOTE