Import failed error when adding new transactions in existing virtual service from DevTest portal

Document ID : KB000120604
Last Modified Date : 08/11/2018
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Issue:
We are developing a virtual service from DEVTEST Portal. After developing , we want to add few more requests/responses pairs in the service. When I try to upload new req/rsp pair in portal it is giving me  error as "Import failed"


Error in logs - 2018-10-29 13:22:22,379Z (13:22) [qtp1284285109-521784] WARN com.itko.lisa.vse.stateful.VSProcessorFileProvider - Session file '{{LISA_RELATIVE_PROJ_ROOT}}/VirtualServices/VRScenarios/TIVO_FT_V1.1.vr2' doesn't exist for virtual service 'TIVO_FT_V1.1'. 2018-10-29 13:22:22,379Z (13:22) [qtp1284285109-521784] WARN com.itko.lisa.vse.stateful.VSProcessorFileProvider - No session files found for virtual service '%s' 2018-10-29 13:22:22,381Z (13:22) [qtp1284285109-521784] ERROR StackTrace - Full Stack Trace: java.lang.NullPointerException. 
Environment:
DevTest 10.1
Resolution:
We have a patch for this issue,  Please open a support ticket  and reference  DE391480 when requesting a patch.