Error(s) in re-building vignettes:
--- re-building ‘getstarted.Rmd’ using rmarkdown
trying URL 'http://weather.uwyo.edu/cgi-bin/sounding?region=europe&TYPE=TEXT%3ALIST&YEAR=2020&MONTH=03&FROM=2300&TO=2300&STNM=12120'
Content type 'text/html; charset=UTF-8' length 7894 bytes
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downloaded 7894 bytes

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/1991_1995/1991_1995_m_s.zip'
Content type 'application/zip' length 210851 bytes (205 KB)
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downloaded 205 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/1996_2000/1996_2000_m_s.zip'
Content type 'application/zip' length 211184 bytes (206 KB)
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downloaded 206 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2001/2001_m_s.zip'
Content type 'application/zip' length 42230 bytes (41 KB)
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downloaded 41 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2002/2002_m_s.zip'
Content type 'application/zip' length 42213 bytes (41 KB)
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downloaded 41 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2003/2003_m_s.zip'
Content type 'application/zip' length 42055 bytes (41 KB)
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downloaded 41 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2004/2004_m_s.zip'
Content type 'application/zip' length 42295 bytes (41 KB)
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downloaded 41 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2005/2005_m_s.zip'
Content type 'application/zip' length 42449 bytes (41 KB)
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downloaded 41 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2006/2006_m_s.zip'
Content type 'application/zip' length 42389 bytes (41 KB)
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downloaded 41 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2007/2007_m_s.zip'
Content type 'application/zip' length 42260 bytes (41 KB)
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downloaded 41 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2008/2008_m_s.zip'
Content type 'application/zip' length 42521 bytes (41 KB)
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downloaded 41 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2009/2009_m_s.zip'
Content type 'application/zip' length 43048 bytes (42 KB)
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downloaded 42 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2010/2010_m_s.zip'
Content type 'application/zip' length 43226 bytes (42 KB)
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downloaded 42 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2011/2011_m_s.zip'
Content type 'application/zip' length 42105 bytes (41 KB)
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downloaded 41 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2012/2012_m_s.zip'
Content type 'application/zip' length 42177 bytes (41 KB)
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downloaded 41 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2013/2013_m_s.zip'
Content type 'application/zip' length 41945 bytes (40 KB)
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downloaded 40 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2014/2014_m_s.zip'
Content type 'application/zip' length 41011 bytes (40 KB)
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downloaded 40 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2015/2015_m_s.zip'
Content type 'application/zip' length 39214 bytes (38 KB)
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downloaded 38 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2016/2016_m_s.zip'
Content type 'application/zip' length 39667 bytes (38 KB)
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downloaded 38 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2017/2017_m_s.zip'
Content type 'application/zip' length 40264 bytes (39 KB)
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downloaded 39 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2018/2018_m_s.zip'
Content type 'application/zip' length 40796 bytes (39 KB)
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downloaded 39 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_meteorologiczne/miesieczne/synop/2019/2019_m_s.zip'
Content type 'application/zip' length 42037 bytes (41 KB)
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downloaded 41 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_hydrologiczne/miesieczne/2001/mies_2001.zip'
Content type 'application/zip' length 254395 bytes (248 KB)
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downloaded 248 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_hydrologiczne/miesieczne/2002/mies_2002.zip'
Content type 'application/zip' length 256701 bytes (250 KB)
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downloaded 250 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_hydrologiczne/miesieczne/2003/mies_2003.zip'
Content type 'application/zip' length 251684 bytes (245 KB)
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downloaded 245 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_hydrologiczne/miesieczne/2004/mies_2004.zip'
Content type 'application/zip' length 253012 bytes (247 KB)
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downloaded 247 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_hydrologiczne/miesieczne/2005/mies_2005.zip'
Content type 'application/zip' length 258990 bytes (252 KB)
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downloaded 252 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_hydrologiczne/miesieczne/2006/mies_2006.zip'
Content type 'application/zip' length 232205 bytes (226 KB)
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downloaded 226 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_hydrologiczne/miesieczne/2007/mies_2007.zip'
Content type 'application/zip' length 236278 bytes (230 KB)
==================================================
downloaded 230 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_hydrologiczne/miesieczne/2008/mies_2008.zip'
Content type 'application/zip' length 238100 bytes (232 KB)
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downloaded 232 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_hydrologiczne/miesieczne/2009/mies_2009.zip'
Content type 'application/zip' length 273007 bytes (266 KB)
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downloaded 266 KB

trying URL 'https://dane.imgw.pl/data/dane_pomiarowo_obserwacyjne/dane_hydrologiczne/miesieczne/2010/mies_2010.zip'
Content type 'application/zip' length 280458 bytes (273 KB)
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downloaded 273 KB

dyld: lazy symbol binding failed: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

dyld: Symbol not found: ____chkstk_darwin
  Referenced from: /usr/local/bin/pandoc (which was built for Mac OS X 10.15)
  Expected in: /usr/lib/libSystem.B.dylib

Error: processing vignette 'getstarted.Rmd' failed with diagnostics:
pandoc document conversion failed with error 6
--- failed re-building ‘getstarted.Rmd’

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

Error: Vignette re-building failed.
Execution halted