Flow price: --
f29d330a13a8bd1c8fa799b1b8efe181b4f0965c0d22696da9606f276842ae7c

Transaction

Hash: f29d330a13a8bd1c8fa799b1b8efe181b4f0965c0d22696da9606f276842ae7c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f29d330a13a8bd1c8fa799b1b8efe181b4f0965c0d22696da9606f276842ae7c: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:
f29d330a13a8bd1c8fa799b1b8efe181b4f0965c0d22696da9606f276842ae7c
Status:
ERROR
Block height:
39792000
Block id:
ed7a225f074bb0e99926144539008dd334a35e03b32b414466c927d4593aafa8
Timestamp:
Thursday 27 October 2022 at 06:21:27 UTC
()
Proposer:
Authorizers:
Gas used:
47