Error(s) in re-building vignettes:
  ...
--- re-building ‘cookbook.Rmd’ using rmarkdown
--- finished re-building ‘cookbook.Rmd’

--- re-building ‘intro_ipeaplot.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-release-gcc/Work/PKGS/ipeaplot.Rcheck/vign_test/ipeaplot/vignettes/intro_ipeaplot_files/figure-html/unnamed-chunk-5-1.png
960x768 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 11959 bytes
Input file size = 12049 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 10738
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 10738

Output IDAT size = 10738 bytes (1221 bytes decrease)
Output file size = 10816 bytes (1233 bytes = 10.23% decrease)

** Processing: /home/hornik/tmp/R.check/r-release-gcc/Work/PKGS/ipeaplot.Rcheck/vign_test/ipeaplot/vignettes/intro_ipeaplot_files/figure-html/unnamed-chunk-6-1.png
960x768 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 14962 bytes
Input file size = 15052 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 13381
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 13381

Output IDAT size = 13381 bytes (1581 bytes decrease)
Output file size = 13459 bytes (1593 bytes = 10.58% decrease)


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Download status: 0 done; 27 in progress (0 b/s). Total size: 2.61 Kb (??%)...
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Download status: 27 done; 0 in progress. Total size: 4.19 Mb (102%)... done!             

Quitting from intro_ipeaplot.Rmd:213-226 [unnamed-chunk-13]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `UseMethod()`:
! no applicable method for 'left_join' applied to an object of class "NULL"
---
Backtrace:
    ▆
 1. └─dplyr::left_join(mun, df_escola, by = "code_muni")
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'intro_ipeaplot.Rmd' failed with diagnostics:
no applicable method for 'left_join' applied to an object of class "NULL"
--- failed re-building ‘intro_ipeaplot.Rmd’

SUMMARY: processing the following file failed:
  ‘intro_ipeaplot.Rmd’

Error: Vignette re-building failed.
Execution halted