Flow price: --
26e59f79b6a3921f964f8f4a1f0499466070a51c71ede8ca499c6b461a44c275

Transaction

Hash: 26e59f79b6a3921f964f8f4a1f0499466070a51c71ede8ca499c6b461a44c275
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 26e59f79b6a3921f964f8f4a1f0499466070a51c71ede8ca499c6b461a44c275:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
26e59f79b6a3921f964f8f4a1f0499466070a51c71ede8ca499c6b461a44c275
Status:
ERROR
Block height:
40063228
Block id:
b6659fcee9496db3efaa581a1e8269672aaad03b3427977fcce8948ec6e85f16
Timestamp:
Monday 31 October 2022 at 19:07:34 UTC
()
Proposer:
Authorizers:
Gas used:
50