Flow price: --
c124fe2303687d4913b101d48aee80174014e0d56b2477dd62c2b71cb7ff5f53

Transaction

Hash: c124fe2303687d4913b101d48aee80174014e0d56b2477dd62c2b71cb7ff5f53
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c124fe2303687d4913b101d48aee80174014e0d56b2477dd62c2b71cb7ff5f53:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c124fe2303687d4913b101d48aee80174014e0d56b2477dd62c2b71cb7ff5f53
Status:
ERROR
Block height:
39764683
Block id:
575c0a59617c7949ae8258546ec98b99100bf0131458c74b3b65378b3fa11f7a
Timestamp:
Wednesday 26 October 2022 at 19:22:00 UTC
()
Proposer:
Authorizers:
Gas used:
47