Running examples in ‘lipidmapsR-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: compound_search
> ### Title: A function for compound search
> ### Aliases: compound_search
> 
> ### ** Examples
> 
> 
> # Fetch compound name from LM_ID
> compound_search("lm_id", "LMFA01010001", "name")
          input            name 
 "LMFA01010001" "Palmitic acid" 
> 
> # Fetch all compound fields from LM_ID
> compound_search("lm_id", "LMFA01010001", "all")
                                                                                  input 
                                                                         "LMFA01010001" 
                                                                                  regno 
                                                                                  "101" 
                                                                                  lm_id 
                                                                         "LMFA01010001" 
                                                                                   name 
                                                                        "Palmitic acid" 
                                                                               sys_name 
                                                                    "hexadecanoic acid" 
                                                                               synonyms 
                  "Cetylic acid; Palmitate; n-Hexadecanoic acid; C16:0; Aethalic acid " 
                                                                                 abbrev 
                                                                              "FA 16:0" 
                                                                                   core 
                                                                     "Fatty Acyls [FA]" 
                                                                             main_class 
                                                    "Fatty Acids and Conjugates [FA01]" 
                                                                              sub_class 
                                                  "Straight chain fatty acids [FA0101]" 
                                                                              exactmass 
                                                                           "256.240231" 
                                                                                formula 
                                                                             "C16H32O2" 
                                                                                  inchi 
"InChI=1S/C16H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16(17)18/h2-15H2,1H3,(H,17,18)" 
                                                                              inchi_key 
                                                          "IPCSVZSSVZVIGE-UHFFFAOYSA-N" 
                                                                                kegg_id 
                                                                               "C00249" 
                                                                                hmdb_id 
                                                                          "HMDB0000220" 
                                                                               chebi_id 
                                                                                "15756" 
                                                                           lipidbank_id 
                                                                              "DFA0016" 
                                                                            pubchem_cid 
                                                                                  "985" 
                                                                                 smiles 
                                                                "OC(CCCCCCCCCCCCCCC)=O" 
> 
> # Fetch all compound fields as text from LM_ID
> compound_search("lm_id", "LMFA01010001", "all", "txt")
[1] "input\tLMFA01010001\nregno\t101\nlm_id\tLMFA01010001\nname\tPalmitic acid\nsys_name\thexadecanoic acid\nsynonyms\tCetylic acid; Palmitate; n-Hexadecanoic acid; C16:0; Aethalic acid \nabbrev\tFA 16:0\ncore\tFatty Acyls [FA]\nmain_class\tFatty Acids and Conjugates [FA01]\nsub_class\tStraight chain fatty acids [FA0101]\nexactmass\t256.240231\nformula\tC16H32O2\ninchi\tInChI=1S/C16H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16(17)18/h2-15H2,1H3,(H,17,18)\ninchi_key\tIPCSVZSSVZVIGE-UHFFFAOYSA-N\nkegg_id\tC00249\nhmdb_id\tHMDB0000220\nchebi_id\t15756\nlipidbank_id\tDFA0016\npubchem_cid\t985\nsmiles\tOC(CCCCCCCCCCCCCCC)=O\n\n"
> 
> # Fetch compound smiles from PubChem CID
> compound_search("pubchem_cid", "985", "smiles")
Error in curl::curl_fetch_memory(url, handle = handle) : 
  Timeout was reached [www.lipidmaps.org]:
Connection timed out after 10002 milliseconds
Calls: compound_search ... request_fetch.write_memory -> <Anonymous> -> raise_libcurl_error
Execution halted