[MacPorts] #31878: "port echo leaves" leads to error "an invalid entry was passed"

[MacPorts]

#31878: "port echo leaves" leads to error "an invalid entry was passed"
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 Reporter:  t.scheller@…         |       Owner:  macports-tickets@…                   
     Type:  defect               |      Status:  new                                  
 Priority:  Normal               |   Milestone:                                       
Component:  base                 |     Version:  2.0.3                                
 Keywords:                       |        Port:                                       
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Comment(by snc@…):

 So I'm recommending on my assumption:
  * deactivate installed
  * selfupdate twice
  * install your list of ports again

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Ticket URL: <https://trac.macports.org/ticket/31878#comment:5>
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