Flow price: --
19021a16eb5915df61ebb774549805a05a4e6920b6c18492658d8d7816c0c160

Transaction

Hash: 19021a16eb5915df61ebb774549805a05a4e6920b6c18492658d8d7816c0c160
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 19021a16eb5915df61ebb774549805a05a4e6920b6c18492658d8d7816c0c160:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
19021a16eb5915df61ebb774549805a05a4e6920b6c18492658d8d7816c0c160
Status:
ERROR
Block height:
40018817
Block id:
7b600de4faac4203b604751b964b019b9939e4ab56922c098de84a23425df87e
Timestamp:
Monday 31 October 2022 at 01:13:49 UTC
()
Proposer:
Authorizers:
Gas used:
46