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

> ### Name: query_sb_datatype
> ### Title: Query SB for specific data type
> ### Aliases: query_sb_datatype
> 
> ### ** Examples
> 
> #query for items with WFS Layer data
> query_sb_datatype('Static Map Image')
[[1]]
<ScienceBase Item> 
  Title: Wyoming Public Service Commission Electric Utility Map
  Creator/LastUpdatedBy:      / 
  Provenance (Created / Updated):   / 
  Children: 
  Item ID: 4f4e4acfe4b07f02db6801c4
  Parent ID: 4f4e4772e4b07f02db47e22e

[[2]]
<ScienceBase Item> 
  Title: Wyoming Public Service Commission Gas Certificated Areas
  Creator/LastUpdatedBy:      / 
  Provenance (Created / Updated):   / 
  Children: 
  Item ID: 4f4e4b11e4b07f02db6a2412
  Parent ID: 4f4e4772e4b07f02db47e22e

[[3]]
<ScienceBase Item> 
  Title: GLO & BLM Survey Plats for Wyoming
  Creator/LastUpdatedBy:      / 
  Provenance (Created / Updated):   / 
  Children: 
  Item ID: 4f4e4813e4b07f02db4da961
  Parent ID: 4f4e4772e4b07f02db47e22e

[[4]]
<ScienceBase Item> 
  Title: Wyoming State Archives
  Creator/LastUpdatedBy:      / 
  Provenance (Created / Updated):   / 
  Children: 
  Item ID: 4f4e4a6ee4b07f02db63fc40
  Parent ID: 4f4e4772e4b07f02db47e22e

[[5]]
<ScienceBase Item> 
  Title: Wyoming State Historical Society
  Creator/LastUpdatedBy:      / 
  Provenance (Created / Updated):   / 
  Children: 
  Item ID: 4f4e479ae4b07f02db48ffaa
  Parent ID: 4f4e4772e4b07f02db47e22e

[[6]]
<ScienceBase Item> 
  Title: Downloadable Maps for Presentations
  Creator/LastUpdatedBy:      / 
  Provenance (Created / Updated):   / 
  Children: 
  Item ID: 4f4e4884e4b07f02db51840f
  Parent ID: 4f4e4772e4b07f02db47e22e

[[7]]
<ScienceBase Item> 
  Title: Library of Congress Geography and Maps Division Map Collections
  Creator/LastUpdatedBy:      / 
  Provenance (Created / Updated):   / 
  Children: 
  Item ID: 4f4e4a70e4b07f02db641399
  Parent ID: 4f4e4772e4b07f02db47e22e

[[8]]
<ScienceBase Item> 
  Title: The Washington-British Columbia Transboundary Climate-Connectivity Project
  Creator/LastUpdatedBy:      / 
  Provenance (Created / Updated):   / 
  Children: 
  Item ID: 57b3b8e7e4b03bcb0103980a
  Parent ID: 5318c6bae4b0ae6e9d5a3bb1

[[9]]
<ScienceBase Item> 
  Title: Ground Penetrating Radar Soil Suitability Map for Wyoming
  Creator/LastUpdatedBy:      / 
  Provenance (Created / Updated):   / 
  Children: 
  Item ID: 4f4e47d9e4b07f02db4b53af
  Parent ID: 4f4e4772e4b07f02db47e22e

[[10]]
<ScienceBase Item> 
  Title: Wyoming Public Service Commission Telephone Certificated Areas
  Creator/LastUpdatedBy:      / 
  Provenance (Created / Updated):   / 
  Children: 
  Item ID: 4f4e47a5e4b07f02db497e2c
  Parent ID: 4f4e4772e4b07f02db47e22e

> 
> #query for US Topo maps
> query_sb_datatype('Map Service')
Error in curl::curl_fetch_memory(url, handle = handle) : 
  Transferred a partial file
Calls: query_sb_datatype ... request_fetch -> request_fetch.write_memory -> <Anonymous> -> .Call
Execution halted