Error(s) in re-building vignettes:
--- re-building ‘intro.Rnw’ using Sweave
Loading required package: BiocGenerics
Loading required package: parallel

Attaching package: ‘BiocGenerics’

The following objects are masked from ‘package:parallel’:

    clusterApply, clusterApplyLB, clusterCall, clusterEvalQ,
    clusterExport, clusterMap, parApply, parCapply, parLapply,
    parLapplyLB, parRapply, parSapply, parSapplyLB

The following objects are masked from ‘package:stats’:

    IQR, mad, sd, var, xtabs

The following objects are masked from ‘package:base’:

    Filter, Find, Map, Position, Reduce, anyDuplicated, append,
    as.data.frame, basename, cbind, colnames, dirname, do.call,
    duplicated, eval, evalq, get, grep, grepl, intersect, is.unsorted,
    lapply, mapply, match, mget, order, paste, pmax, pmax.int, pmin,
    pmin.int, rank, rbind, rownames, sapply, setdiff, sort, table,
    tapply, union, unique, unsplit, which, which.max, which.min


Attaching package: ‘rsolr’

The following object is masked from ‘package:stats’:

    ftable

The following object is masked from ‘package:base’:

    grouping

Starting Solr...
Use options(verbose=TRUE) to diagnose any problems.
Solr not found
Solr installation not found, installing...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
100   180    0   180    0     0    354      0 --:--:-- --:--:-- --:--:--   354

100   629    0   629    0     0    642      0 --:--:-- --:--:-- --:--:--   642

  0     0    0     0    0     0      0      0 --:--:--  0:00:01 --:--:--     0
  0     0    0     0    0     0      0      0 --:--:--  0:00:02 --:--:--     0
  7  144M    7 10.2M    0     0  3469k      0  0:00:42  0:00:03  0:00:39 5345k
 28  144M   28 41.0M    0     0  10.2M      0  0:00:14  0:00:04  0:00:10 13.8M
 50  144M   50 72.9M    0     0  14.5M      0  0:00:09  0:00:05  0:00:04 18.3M
 72  144M   72  104M    0     0  17.3M      0  0:00:08  0:00:06  0:00:02 21.1M
 94  144M   94  136M    0     0  19.4M      0  0:00:07  0:00:07 --:--:-- 30.4M
100  144M  100  144M    0     0  19.8M      0  0:00:07  0:00:07 --:--:-- 31.6M

Error: processing vignette 'intro.Rnw' failed with diagnostics:
 chunk 2 (label = startSolr) 
Error in unzip(file, exdir = exdir) : 'exdir' does not exist

--- failed re-building ‘intro.Rnw’

SUMMARY: processing the following file failed:
  ‘intro.Rnw’

Error: Vignette re-building failed.
Execution halted