Running examples in 'photobiologyLamps-Ex.R' failed
The error most likely occurred in:

> ### Name: incandescent_lamps
> ### Title: Spectral data for Lamps of different types
> ### Aliases: incandescent_lamps types led_lamps mercury_lamps
> ###   multimetal_lamps sodium_lamps
> ### Keywords: datasets
> 
> ### ** Examples
> 
> sodium_lamps
[1] "osram.super.vialox"
> multimetal_lamps
[1] "osram.hqit.400w"
> mercury_lamps
 [1] "airam.cf.15w.2700k"    "airam.spiraali"        "germicidal"           
 [4] "osram.36w.25"          "osram.l36w.840"        "philips.pls11w.827"   
 [7] "philips.tl01"          "philips.tl12"          "philips.tl12.mc"      
[10] "philips.tl5.35w.830he" "philips.tld.36w.18"    "philips.tld36w.15"    
[13] "philips.tld36w.18"     "philips.tld36w.83"     "philips.tld36w.865"   
[16] "philips.tld36w.89"     "philips.tld36w.92"     "philips.tll36w.950"   
[19] "qpanel.uva340"         "qpanel.uvb313"         "sylvania.215w.vho"    
> led_lamps
[1] "airam.led.11w.4000k"             "airam.led.oiva.9w.3000k"        
[3] "amaran.al.m9"                    "osram.led.10w.2700k.classicstar"
[5] "osram.led.8w.2700k"              "toshiba.led.9.5w.2700k"         
[7] "v.light.led.2w.6000k"            "valoya.b100.ap67"               
> 
> # select lamps emitting in the amber, yellow, orange region
> lamps.mspct[sodium_lamps]
Object: source_mspct [1 x 1]
--- Member: osram.super.vialox ---
Object: source_spct [301 x 2]
Wavelength range 300 to 900 nm, step 2 nm 
Label: File: Osram.Super.Vialox.PRN 
Error in namespaceExport(ns, exports) : 
  undefined exports: %s!=%, %s!==%, %s+%, %s<%, %s<=%, %s==%, %s===%, %s>%, %s>=%, %stri!=%, %stri!==%, %stri+%, %stri<%, %stri<=%, %stri==%, %stri===%, %stri>%, %stri>=%, stri_datetime_add<-, stri_sub<-, stri_subset<-, stri_subset_charclass<-, stri_subset_coll<-, stri_subset_fixed<-, stri_subset_regex<-, stri_c, stri_c_list, stri_cmp, stri_cmp_eq, stri_cmp_equiv, stri_cmp_ge, stri_cmp_gt, stri_cmp_le, stri_cmp_lt, stri_cmp_neq, stri_cmp_nequiv, stri_compare, stri_conv, stri_count, stri_count_boundaries, stri_count_charclass, stri_count_coll, stri_count_fixed, stri_count_regex, stri_count_words, stri_datetime_add, stri_datetime_create, stri_datetime_fields, stri_datetime_format, stri_datetime_fstr, stri_datetime_now, stri_datetime_parse, stri_datetime_symbols, stri_detect, stri_detect_charclass, stri_detect_coll, stri_detect_fixed, stri_detect_regex, stri_dup, stri_duplicated, stri_duplicated_any, stri_enc_detect, stri_enc_detect2, stri_enc_fromutf32, stri_enc_get, stri_enc_inf
Calls: <Anonymous> ... tryCatch -> tryCatchList -> tryCatchOne -> <Anonymous>
Execution halted