Question3Replies340Views×Close popoverMaxim Izvarin (MaximI83) Alfa Bank Alfa Bank RU View Profile MaximI83 Member since 2018 16 posts Alfa Bank Posted: July 31, 2019Last activity: September 24, 2019Posted: 31 Jul 2019 8:34 EDTLast activity: 24 Sep 2019 11:20 EDT Closed Solved 500 Response code when create caseHelloI create a case using the API. When executing the request, everything works well, the case is created, filled with data and appears in the worklist, but I get RESPONSE CODE - 500.What is the reason for this? Low-Code App Development Dev/Designer Studio ×Close popoverFacebookTwitterLinkedinEmail Copy Link Copied! Moderation Team has archived post This thread is closed to future replies. Content and links will no longer be updated. If you have the same/similar Question, please write a new Question. Posted: 1 year agoPosted: 31 Jul 2019 18:47 EDT×Close popoverSusan Liu (SusanLiu_GCS) PEGA Principal Software Solutions Engineer Pegasystems Inc. US View ProfileSusanLiu_GCS PEGA replied to MaximI83Do you see any error or exception in PegaRULEs log for 500 response code? Also, you can collect the tracer log and It will tell you more related information about the error. Accepted Solution Posted: 1 year agoPosted: 2 Aug 2019 3:46 EDT×Close popoverMaxim Izvarin (MaximI83) Alfa Bank Alfa Bank RU View ProfileMaximI83 Alfa Bank replied to MaximI83 I found that the problem was that the parameter passed to pyStartCase was not declared. thanks for the help Posted: 1 year agoPosted: 24 Sep 2019 11:20 EDT×Close popoverBob Reawaruw (BobReawaruw) Atos PEGA Architect Atos NL View ProfileBobReawaruw Atos replied to MaximI83Same problem.. Which parameter did you declare? Thanks!