<div>Hi,</div><div><br></div><div>When running R CMD INSTALL over our R package, I get the following warning:</div><div><br></div><div><div>Warning: Class "C++Object" is defined (with package slot ‘Rcpp’) but no metadata object found to revise subclass information---not exported? Making a copy in package ‘.GlobalEnv’</div>
</div><div><br></div><div>(full output below)</div><div><br></div><div>I am not importing Rcpp directly.</div><div><br></div><div>Could you please provide any pointers on how to fix this warning?</div><div><br></div><div>
The output of sessionInfo() is included below.</div><div><br></div><div>Thanks,</div><div><br></div><div>Alejandra</div><div><br></div><div><br></div><div>oerc-dynamic-226:R-packages agbeltran$ R CMD INSTALL ISA2R</div><div>
* installing to library ‘/Library/Frameworks/R.framework/Versions/2.15/Resources/library’</div><div>* installing *source* package ‘ISA2R’ ...</div><div>** R</div><div>** inst</div><div>** preparing package for lazy loading</div>
<div>Warning: Class "C++Object" is defined (with package slot ‘Rcpp’) but no metadata object found to revise subclass information---not exported? Making a copy in package ‘.GlobalEnv’</div><div>** help</div><div>
*** installing help indices</div><div>** building package indices</div><div>** installing vignettes</div><div>** testing if installed package can be loaded</div><div>*** arch - i386</div><div>During startup - Warning message:</div>
<div>Class "C++Object" is defined (with package slot ‘Rcpp’) but no metadata object found to revise subclass information---not exported? Making a copy in package ‘.GlobalEnv’ </div><div>*** arch - x86_64</div>
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During startup - Warning message:</div><div>Class "C++Object" is defined (with package slot ‘Rcpp’) but no metadata object found to revise subclass information---not exported? Making a copy in package ‘.GlobalEnv’ </div>
<div><br></div><div>* DONE (ISA2R)</div><div><br></div><div><br></div><div><div>> sessionInfo()</div><div>R version 2.15.1 (2012-06-22)</div><div>Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)</div><div><br></div>
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locale:</div><div>[1] C/en_US.UTF-8/C/C/C/C</div><div><br></div><div>attached base packages:</div><div>[1] stats graphics grDevices utils datasets methods base </div><div><br></div><div>other attached packages:</div>
<div>[1] ISA2R_1.0.7 Biobase_2.17.6 BiocGenerics_0.3.0</div><div><br></div><div>loaded via a namespace (and not attached):</div><div>[1] Rcpp_0.9.13 codetools_0.2-8 mzR_1.3.8 tools_2.15.1 xcms_1.33.13 </div>
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