Expected key is missing in 'inspect' command

[xzhub]

Describe the bug
when there is scatter loop in wdl script, error occurs.

To Reproduce

oliver su test_inspect.wdl
oliver i <wdl-id>

error output:

$ oliver i 38698c18-f3ca-492e-a7d7-d9a9bc1edcd7
[E 200422 01:34:28 errors:28] Expected key is missing! The code needs to be updated, please contact the author!
Unclosed client session
client_session: <aiohttp.client.ClientSession object at 0x7fbdb9855250>
Unclosed connector
connections: ['[(<aiohttp.client_proto.ResponseHandler object at 0x7fbdb989ed70>, 2165426.275444354)]']
connector: <aiohttp.connector.TCPConnector object at 0x7fbdb9855590>

content of test_inspect.wdl

task t1 {
  Boolean in
  command {
    echo ${in}
    sleep 30
  }

}
task sl {
  Int s
  command { sleep ${s} }
}

workflow run {
   Boolean in=true
   call t1 { input: in=in }
   scatter (i in [1,2,3,4,5,6,7,8]) {
    call sl { input: s = 120 }
   }
}

[jsunny23]

Thanks for making a new issue and providing a test workflow! I'm looking into this.

[jsunny23]

Please try v1.3.1 and let me know if that works.

[xzhub]

Worked perfectly! Thank you very much!