Package check result: ERROR

Check: examples, Result: ERROR
  Running examples in ‘FLSSS-Ex.R’ failed
  The error most likely occurred in:
  
  > base::assign(".ptime", proc.time(), pos = "CheckExEnv")
  > ### Name: ksumHash
  > ### Title: Build k-sum accelerator
  > ### Aliases: ksumHash
  > 
  > ### ** Examples
  > 
  > set.seed(42)
  > d = 5L # Set dimension.
  > N = 30L # Set size.
  > len = 10L # Subset size.
  > roundN = 2L # For rounding the numeric values before conversion to strings.
  > 
  > 
  > V = matrix(round(runif(N * d, -1e5, 1e5), roundN), nrow = N) # Make superset.
  > sol = sample(N, len) # Make a solution.
  > target = round(colSums(V[sol, ]), roundN) # Target subset sum.
  > 
  > 
  > optionSave = options()
  > options(scipen = 999) # Ensure numeric => string conversion does not
  > # produce strings like 2e-3.
  > Vstr = matrix(as.character(V), nrow = N) # String version of V.
  > targetStr = as.character(target)
  > 
  > 
  > system.time({
  +   theDecomposed = FLSSS::decomposeArbFLSSS(
  +     len = len, V = Vstr, target = targetStr, approxNinstance = 1000,
  +     maxCore = 2, ksumTable = NULL, ksumK = 4, verbose = TRUE)
  + })
  Examples with CPU (user + system) or elapsed time > 5s
           user system elapsed
  FLSSS 277.031 11.912 289.021

Check: for detritus in the temp directory, Result: NOTE
  Found the following files/directories:
    ‘vgdb-pipe-from-vgdb-to-3494039-by-hornik-on-???’
    ‘vgdb-pipe-shared-mem-vgdb-3494039-by-hornik-on-???’
    ‘vgdb-pipe-to-vgdb-from-3494039-by-hornik-on-???’