diff --git a/.Rbuildignore b/.Rbuildignore
index 83ddc72..964160c 100644
--- a/.Rbuildignore
+++ b/.Rbuildignore
@@ -13,3 +13,4 @@
 ^lib$
 ^CRAN-SUBMISSION$
 ^cran-comments\.md$
+.log
diff --git a/CRAN-SUBMISSION b/CRAN-SUBMISSION
index d940420..9ab4825 100644
--- a/CRAN-SUBMISSION
+++ b/CRAN-SUBMISSION
@@ -1,3 +1,3 @@
 Version: 2.0.0
-Date: 2023-12-20 00:17:21 UTC
-SHA: 93791f83a0e25c778f5d44f508c483d45768ce28
+Date: 2024-01-12 02:32:59 UTC
+SHA: 44348338d9d399fbfa68ef80cc852cc105d5e575
diff --git a/DESCRIPTION b/DESCRIPTION
index 74dab00..6cb603c 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,5 +1,5 @@
 Package: tidyDenovix
-Title: Cleans Spectrophotometry Data Obtained From The Denovix DS-11 Instrument
+Title: Cleans Spectrophotometry Data Obtained from the Denovix DS-11 Instrument
 Version: 2.0.0
 Authors@R: 
     person("Tingwei", "Adeck", , "awesome.tingwei@outlook.com", role = c("aut", "cre"),
diff --git a/R/lambda_check.R b/R/lambda_check.R
index 63696f3..e24b2fe 100644
--- a/R/lambda_check.R
+++ b/R/lambda_check.R
@@ -23,6 +23,8 @@
 
 lambda_check_source = function(odf, sample_type = c('RNA','DNA'), check_level = c('strict','lax')){
 
+  #x260_280_alert <- x260_230_alert <- NULL
+
   odf = odf %>%
     janitor::clean_names()
 
diff --git a/R/tidyDenovix-package.R b/R/tidyDenovix-package.R
new file mode 100644
index 0000000..86fc810
--- /dev/null
+++ b/R/tidyDenovix-package.R
@@ -0,0 +1,8 @@
+#' @keywords internal
+#' @aliases testduplicate-package
+
+"_PACKAGE"
+## usethis namespace: start
+utils::globalVariables(names = c(".", "x260_280_alert","x260_230_alert"), package="tidyDenovix", add=FALSE)
+## usethis namespace: end
+NULL
diff --git a/man/tidyDenovix-package.Rd b/man/tidyDenovix-package.Rd
new file mode 100644
index 0000000..c8f7ede
--- /dev/null
+++ b/man/tidyDenovix-package.Rd
@@ -0,0 +1,24 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/tidyDenovix-package.R
+\docType{package}
+\name{tidyDenovix-package}
+\alias{tidyDenovix-package}
+\alias{_PACKAGE}
+\alias{testduplicate-package}
+\title{tidyDenovix: Cleans Spectrophotometry Data Obtained from the Denovix DS-11 Instrument}
+\description{
+Cleans spectrophotometry data obtained from the Denovix instrument. The package also provides an option to normalize the data in order to compare the quality of the samples obtained.
+}
+\seealso{
+Useful links:
+\itemize{
+  \item \url{https://github.com/AlphaPrime7/tidyDenovix}
+  \item Report bugs at \url{https://github.com/AlphaPrime7/tidyDenovix/issues}
+}
+
+}
+\author{
+\strong{Maintainer}: Tingwei Adeck \email{awesome.tingwei@outlook.com} (\href{https://orcid.org/0009-0009-7450-8863}{ORCID})
+
+}
+\keyword{internal}