Package check result: OK Changes to worse in reverse depends: Package: TestDesign Check: for code/documentation mismatches New result: WARNING WARNING: Method setLogCallback is deprecated: alternative method is setCallback WARNING: Method setLogCallback is deprecated: alternative method is setCallback WARNING: Method setLogCallback is deprecated: alternative method is setCallback Package: TestDesign Check: for missing documentation entries New result: WARNING WARNING: Method setLogCallback is deprecated: alternative method is setCallback All user-level objects in a package should have documentation entries. See chapter ‘Writing R documentation files’ in the ‘Writing R Extensions’ manual. Package: TestDesign Check: whether startup messages can be suppressed New result: NOTE WARNING: Method setLogCallback is deprecated: alternative method is setCallback It looks like this package (or a package it requires) has a startup message which cannot be suppressed: see ?packageStartupMessage.