Flow price: --
8a19a868849ab04f0569178f65868748109b2b6f7a781f55e33da2f342df7fa0

Transaction

Hash: 8a19a868849ab04f0569178f65868748109b2b6f7a781f55e33da2f342df7fa0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8a19a868849ab04f0569178f65868748109b2b6f7a781f55e33da2f342df7fa0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8a19a868849ab04f0569178f65868748109b2b6f7a781f55e33da2f342df7fa0
Status:
ERROR
Block height:
39969493
Block id:
20a1393fe2707440808fa4205ba99d13905c70fff24f382bcfe74669773bfe4c
Timestamp:
Sunday 30 October 2022 at 05:33:15 UTC
()
Proposer:
Authorizers:
Gas used:
48