• using R version 2.15.0 (2012-03-30)
• using platform: i686-pc-linux-gnu (32-bit)
• using session charset: UTF-8
• checking for file ‘KernSmoothIRT/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘KernSmoothIRT’ version ‘3.0’
• checking package namespace information ... OK
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... OK
• checking for executable files ... OK
• checking whether package ‘KernSmoothIRT’ can be installed ... OK
• checking installed package size ... OK
• checking package directory ... OK
• checking for portable file names ... OK
• checking for sufficient/correct file permissions ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking index information ... OK
• checking package subdirectories ... OK
• checking R files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... OK
• checking whether the package can be loaded with stated dependencies ... OK
• checking whether the package can be unloaded cleanly ... OK
• checking whether the namespace can be loaded with stated dependencies ... OK
• checking whether the namespace can be unloaded cleanly ... OK
• checking for unstated dependencies in R code ... OK
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... NOTE
  ICCplot: no visible binding for global variable ‘scores’
• checking Rd files ... OK
• checking Rd metadata ... OK
• checking Rd cross-references ... OK
• checking for missing documentation entries ... OK
• checking for code/documentation mismatches ... OK
• checking Rd \usage sections ... OK
• checking Rd contents ... OK
• checking for unstated dependencies in examples ... OK
• checking contents of ‘data’ directory ... OK
• checking data for non-ASCII characters ... OK
• checking data for ASCII and uncompressed saves ... OK
• checking line endings in C/C++/Fortran sources/headers ... OK
• checking line endings in Makefiles ... OK
• checking for portable compilation flags in Makevars ... OK
• checking for portable use of $(BLAS_LIBS) and $(LAPACK_LIBS) ... OK
• checking compiled code ... OK
• checking examples ... ERROR
  Running examples in ‘KernSmoothIRT-Ex.R’ failed
  The error most likely occurred in:
  
  > ### Name: ksIRT
  > ### Title: ksIRT - kernel smoothing in Item Response Theory
  > ### Aliases: ksIRT plot.ksIRT print.ksIRT
  >
  > ### ** Examples
  >
  >
  > ### Nominal Multiple Choice Data
  > data(Psych101)
  >
  > Psych1 <- ksIRT(responses=Psychresponses, key=Psychkey, scale="nominal")
  >
  > plot(Psych1, plottype="ICC",items=1:5)
  [,1] [,2] [,3] [,4] [,5]
  [1,] 0.4053286 0.9770482 0.4270258 0.4207072 0.3854994
  [2,] 0.4879944 0.9615357 0.5303976 0.4454993 0.3302858
  [3,] 0.5526988 0.9410524 0.6269930 0.4536554 0.2981420
  [4,] 0.5896970 0.9180230 0.7066604 0.4470989 0.2888867
  [5,] 0.5980931 0.8969461 0.7641674 0.4316799 0.2965252
  [6,] 0.5864445 0.8828914 0.8004348 0.4143932 0.3123687
  [7,] 0.5684342 0.8792197 0.8208217 0.4004149 0.3284823
  [8,] 0.5567188 0.8859161 0.8321788 0.3918414 0.3393847
  [9,] 0.5585634 0.8996584 0.8404462 0.3884355 0.3420984
  [10,] 0.5748240 0.9155960 0.8494689 0.3892860 0.3358366
  [11,] 0.6015765 0.9296566 0.8608783 0.3940392 0.3220497
  [12,] 0.6327310 0.9399469 0.8746373 0.4030664 0.3044414
  [13,] 0.6623203 0.9466096 0.8898202 0.4168280 0.2882116
  [14,] 0.6859460 0.9506343 0.9052515 0.4351446 0.2783881
  [15,] 0.7013924 0.9526920 0.9198370 0.4569520 0.2779832
  [16,] 0.7085989 0.9527810 0.9326896 0.4806761 0.2870283
  [17,] 0.7092387 0.9507119 0.9432281 0.5049474 0.3030176
  [18,] 0.7061396 0.9468458 0.9512824 0.5292135 0.3223656
  [19,] 0.7026502 0.9424245 0.9570899 0.5539108 0.3419054
  [20,] 0.7019051 0.9392298 0.9611214 0.5801203 0.3596532
  [21,] 0.7060104 0.9388225 0.9638395 0.6088677 0.3747668
  [22,] 0.7154222 0.9418583 0.9655425 0.6403669 0.3871501
  [23,] 0.7289076 0.9478491 0.9663482 0.6735408 0.3971456
  [24,] 0.7442214 0.9554113 0.9662600 0.7060843 0.4054222
  [25,] 0.7591832 0.9627986 0.9652556 0.7351445 0.4129339
  [26,] 0.7725816 0.9684758 0.9633817 0.7583907 0.4208239
  [27,] 0.7844615 0.9715604 0.9608509 0.7749948 0.4302203
  [28,] 0.7957146 0.9720270 0.9580982 0.7860323 0.4419160
  [29,] 0.8072430 0.9706216 0.9557443 0.7940934 0.4560316
  [30,] 0.8191519 0.9685164 0.9544618 0.8022862 0.4719170
  [31,] 0.8304209 0.9668559 0.9547977 0.8130984 0.4885535
  [32,] 0.8393086 0.9664095 0.9570304 0.8276058 0.5053930
  [33,] 0.8443680 0.9674687 0.9611057 0.8453169 0.5231310
  [34,] 0.8455505 0.9699576 0.9666544 0.8646495 0.5438070
  [35,] 0.8447064 0.9736042 0.9730717 0.8837737 0.5700445
  [36,] 0.8450668 0.9780425 0.9796396 0.9014124 0.6038539
  [37,] 0.8499045 0.9828359 0.9856766 0.9172200 0.6456943
  [38,] 0.8611098 0.9875022 0.9906823 0.9315941 0.6942327
  [39,] 0.8784710 0.9915956 0.9944268 0.9451006 0.7467384
  [40,] 0.8999604 0.9948186 0.9969501 0.9579257 0.7997601
  [41,] 0.9227043 0.9970885 0.9984793 0.9697051 0.8497849
  [42,] 0.9440215 0.9985153 0.9993115 0.9797766 0.8937945
  [43,] 0.9620742 0.9993152 0.9997177 0.9876058 0.9297280
  [44,] 0.9760376 0.9997149 0.9998954 0.9930737 0.9567883
  [45,] 0.9859426 0.9998930 0.9999650 0.9964868 0.9754630
  [46,] 0.9923821 0.9999639 0.9999895 0.9983876 0.9872051
  [47,] 0.9962058 0.9999890 0.9999971 0.9993316 0.9938999
  [48,] 0.9982700 0.9999970 0.9999993 0.9997498 0.9973484
  [49,] 0.9992791 0.9999993 0.9999998 0.9999153 0.9989495
  [50,] 0.9997250 0.9999998 1.0000000 0.9999740 0.9996196
  [51,] 0.9999034 1.0000000 1.0000000 0.9999927 0.9998733
  > plot(Psych1, plottype="OCC",items=1:5)
  > plot(Psych1, plottype="credibility",subjects=1:5)
  > plot(Psych1, plottype="testinfo")
  [1] 0.032 0.029 0.024 0.019 0.014 0.011 0.009 0.008 0.006 0.005 0.005 0.004
  [13] 0.004 0.004 0.004 0.004 0.004 0.003 0.003 0.003 0.002 0.002 0.003 0.003
  [25] 0.003 0.003 0.003 0.003 0.003 0.003 0.003 0.003 0.003 0.003 0.003 0.003
  [37] 0.004 0.004 0.004 0.005 0.005 0.006 0.006 0.006 0.006 0.007 0.007 0.007
  [49] 0.007 0.007
  > plot(Psych1, plottype="PCA")
  > plot(Psych1, plottype="triangle", items=1:5)
  > plot(Psych1, plottype="tetrahedron", items=6:10)
  Error in rgl.open() : rgl.open failed
  Calls: plot ... Tetplot -> sapply -> lapply -> FUN -> open3d -> rgl.open
  Execution halted