Flow price: --
6f8aaf0bd31e974c8de3a5e0c85093a4aeab99927c5b6bcf7b149b3e1ce0a088

Transaction

Hash: 6f8aaf0bd31e974c8de3a5e0c85093a4aeab99927c5b6bcf7b149b3e1ce0a088
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6f8aaf0bd31e974c8de3a5e0c85093a4aeab99927c5b6bcf7b149b3e1ce0a088:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6f8aaf0bd31e974c8de3a5e0c85093a4aeab99927c5b6bcf7b149b3e1ce0a088
Status:
ERROR
Block height:
40037666
Block id:
b22c0cb17f4e5d079afc2749bacaa9fc603e450086941a4fe5809444ea1d4890
Timestamp:
Monday 31 October 2022 at 08:47:14 UTC
()
Proposer:
Authorizers:
Gas used:
50