JTS 4.0.5 upgradation script running long time - checking old JTS version

Step 0: Update config files
---------------------------

Directory: "E:\IBM\JazzTeamServer_4.0.5\server"
Command:
    repotools-jts.bat -migration_jts_updateConfigurationFiles oldJTSHome="E:\IBM\JazzTeamServer_4.0
.3\server\conf" jtsContextRoot=jts updateTomcatFiles=no  newJTSHome="E:\IBM\JazzTeamServer_4.0.5\se
rver\conf"    lpaContextRoot=admin

Enter [E] to execute this step, [S] to skip it or hit [Enter] to cancel the script execution:
E

Repo Tools
Provisioning using "E:\IBM\JazzTeamServer_4.0.5\server\conf\jts\provision_profiles".
  Jazz Foundation - Core Libraries, Version 4.0.5 (RJF-I20131025-1325)

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 https://jazz.net/help-dev/CLMErrorMessages/index.jsp.
CRJAZ1363I Loading the configuration from "bundleresource://150.fwk775564858/teamserver.properties"
.
Validating JTS configuration files...
Checking the old JTS version...