File ‘morse/libs/morse.so’:
  Found no calls to: ‘R_registerRoutines’, ‘R_useDynamicSymbols’

It is good practice to register native routines and to disable symbol
search.

See ‘Writing portable packages’ in the ‘Writing R Extensions’ manual.
Error(s) in re-building vignettes:
--- re-building ‘MinimalWorkingExample.Rmd’ using rmarkdown
--- finished re-building ‘MinimalWorkingExample.Rmd’

--- re-building ‘tutorial.Rmd’ using rmarkdown

Attaching package: 'dplyr'

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union

--- finished re-building ‘tutorial.Rmd’

--- re-building ‘modelling.Snw’ using Sweave
Error: processing vignette 'modelling.Snw' failed with diagnostics:
Running 'texi2dvi' on 'modelling.tex' failed.
BibTeX errors:
The top-level auxiliary file: modelling.aux
The style file: plain.bst
I couldn't open database file biblio.bib
---line 50 of file modelling.aux
 : \bibdata{biblio
 :                }
I'm skipping whatever remains of this command
I found no database files---while reading file modelling.aux
--- failed re-building ‘modelling.Snw’

SUMMARY: processing the following file failed:
  ‘modelling.Snw’

Error: Vignette re-building failed.
Execution halted
File ‘morse/libs/morse.so’:
  Found no calls to: ‘R_registerRoutines’, ‘R_useDynamicSymbols’

It is good practice to register native routines and to disable symbol
search.

See ‘Writing portable packages’ in the ‘Writing R Extensions’ manual.
Error(s) in re-building vignettes:
--- re-building ‘MinimalWorkingExample.Rmd’ using rmarkdown
--- finished re-building ‘MinimalWorkingExample.Rmd’

--- re-building ‘tutorial.Rmd’ using rmarkdown

Attaching package: 'dplyr'

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union

--- finished re-building ‘tutorial.Rmd’

--- re-building ‘modelling.Snw’ using Sweave
Error: processing vignette 'modelling.Snw' failed with diagnostics:
Running 'texi2dvi' on 'modelling.tex' failed.
BibTeX errors:
The top-level auxiliary file: modelling.aux
The style file: plain.bst
I couldn't open database file biblio.bib
---line 50 of file modelling.aux
 : \bibdata{biblio
 :                }
I'm skipping whatever remains of this command
I found no database files---while reading file modelling.aux
--- failed re-building ‘modelling.Snw’

SUMMARY: processing the following file failed:
  ‘modelling.Snw’

Error: Vignette re-building failed.
Execution halted