Flow price: --
c337922bc71eb9d8c074b6f8895f4792633534d81e72745fd765cba2b4942381

Transaction

Hash: c337922bc71eb9d8c074b6f8895f4792633534d81e72745fd765cba2b4942381
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c337922bc71eb9d8c074b6f8895f4792633534d81e72745fd765cba2b4942381:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c337922bc71eb9d8c074b6f8895f4792633534d81e72745fd765cba2b4942381
Status:
ERROR
Block height:
39741573
Block id:
4514f2f32bcf6ddf9c736684167c16283388184d9b6765aa862412fad52fa892
Timestamp:
Wednesday 26 October 2022 at 10:02:42 UTC
()
Proposer:
Authorizers:
Gas used:
62