Error during execution of HTTP request

Execution started at 19:15:15.09

Request:

Input:
Component: siw_lgn'
Operation:
Session: B6FC62F4DA4EC86A67B09C65F06CA899
Authorization:
SessionCookie: true
ServerVariables:
  PATH_TRANSLATED=E:\siapp\vision\live\webapps\urd\run\siw_lgn'
  SERVER_PORT_SECURE=0
  CONTENT_LENGTH=-1
  REQUEST_METHOD=GET
  SERVER_PROTOCOL=HTTP/1.1
  PATH_INFO=/run/siw_lgn'
  REQUEST_URI=/urd/sits.urd/run/siw_lgn'
  REMOTE_ADDR=10.3.1.12
  SERVER_NAME=prd-webapp01
  AUTH_TYPE=
  QUERY_STRING=
  REMOTE_USER=
  REMOTE_HOST=10.3.1.12
  SERVER_PORT=8080
  CONTENT_TYPE=
  SERVLET_PATH=/sits.urd
Cookies:

HTTPRequestHeaders:
  connection=Keep-Alive
  accept=text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
  accept-encoding=br,gzip
  accept-language=en-US,en;q=0.5
  host=prd-webapp01:8080
  if-modified-since=Mon, 06 Dec 2021 08:20:34 GMT
  max-forwards=10
  user-agent=CCBot/2.0 (https://commoncrawl.org/faq/)
  x-original-url=/'https:/evision.glyndwr.ac.uk/urd/sits.urd/run/siw_lgn'
  x-forwarded-for=54.204.73.51:36730
  x-arr-ssl=2048|256|C=NL, O=GEANT Vereniging, CN=GEANT OV RSA CA 4|C=GB, L=Wrexham, O=Glyndwr University, OU=IT, CN=*.glyndwr.ac.uk
  x-arr-log-id=26398f07-e320-4aec-a45a-a52fc67f9955

Result:

Status: -1105
ProcerrorContext:
  ERROR=-1105
  MNEM=<UPROCERR_INSTANCE>
  DESCRIPTION=Instance not valid
  COMPONENT=USYSHTTP
  PROCNAME=WRDEXEC
  TRIGGER=OPER
  LINE=68
  PROCLINE=newinstance STRCOMPONENT, STRINSTANCE
  ADDITIONAL=COMPONENTNAME=SIW_LGN'·;INSTANCENAME=siw_lgn'

Execution ended at 19:15:15.11