Error(s) in re-building vignettes:
  ...
--- re-building ‘MultiFIT.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/MultiFit.Rcheck/vign_test/MultiFit/vignettes/MultiFIT_files/figure-html/unnamed-chunk-1-1.png
288x288 pixels, 8 bits/pixel, 239 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 7611 bytes
Input file size = 8418 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 7064
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 6969
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  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 = 1  f = 0		IDAT size = 6969

Output IDAT size = 6969 bytes (642 bytes decrease)
Output file size = 7047 bytes (1371 bytes = 16.29% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/MultiFit.Rcheck/vign_test/MultiFit/vignettes/MultiFIT_files/figure-html/unnamed-chunk-1-2.png
288x288 pixels, 8 bits/pixel, 239 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 8348 bytes
Input file size = 9167 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 7853
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 7763
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  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 = 1  f = 0		IDAT size = 7763

Output IDAT size = 7763 bytes (585 bytes decrease)
Output file size = 7841 bytes (1326 bytes = 14.46% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/MultiFit.Rcheck/vign_test/MultiFit/vignettes/MultiFIT_files/figure-html/unnamed-chunk-1-3.png
288x288 pixels, 8 bits/pixel, 240 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 8877 bytes
Input file size = 9699 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 8390
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 8248
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  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 = 1  f = 0		IDAT size = 8248

Output IDAT size = 8248 bytes (629 bytes decrease)
Output file size = 8326 bytes (1373 bytes = 14.16% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/MultiFit.Rcheck/vign_test/MultiFit/vignettes/MultiFIT_files/figure-html/unnamed-chunk-1-4.png
288x288 pixels, 8 bits/pixel, 241 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 8679 bytes
Input file size = 9504 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 8197
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 8036
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  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 = 1  f = 0		IDAT size = 8036

Output IDAT size = 8036 bytes (643 bytes decrease)
Output file size = 8114 bytes (1390 bytes = 14.63% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/MultiFit.Rcheck/vign_test/MultiFit/vignettes/MultiFIT_files/figure-html/unnamed-chunk-6-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 25249 bytes
Input file size = 25363 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 18949
  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
  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 = 0		IDAT size = 18949

Output IDAT size = 18949 bytes (6300 bytes decrease)
Output file size = 19027 bytes (6336 bytes = 24.98% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/MultiFit.Rcheck/vign_test/MultiFit/vignettes/MultiFIT_files/figure-html/unnamed-chunk-6-2.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 25042 bytes
Input file size = 25156 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 18854
  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
  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 = 0		IDAT size = 18854

Output IDAT size = 18854 bytes (6188 bytes decrease)
Output file size = 18932 bytes (6224 bytes = 24.74% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/MultiFit.Rcheck/vign_test/MultiFit/vignettes/MultiFIT_files/figure-html/unnamed-chunk-6-3.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 25533 bytes
Input file size = 25647 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 19075
  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
  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 = 0		IDAT size = 19075

Output IDAT size = 19075 bytes (6458 bytes decrease)
Output file size = 19153 bytes (6494 bytes = 25.32% decrease)


Quitting from lines 103-107 [unnamed-chunk-7] (MultiFIT.Rmd)
Error: processing vignette 'MultiFIT.Rmd' failed with diagnostics:
there is no package called 'qgraph'
--- failed re-building ‘MultiFIT.Rmd’

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

Error: Vignette re-building failed.
Execution halted