Flow price: --
2707acb3534b41f622c3c0a3ea43ea809a4baf40666f82f35b1107a4feea6398

Transaction

Hash: 2707acb3534b41f622c3c0a3ea43ea809a4baf40666f82f35b1107a4feea6398
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2707acb3534b41f622c3c0a3ea43ea809a4baf40666f82f35b1107a4feea6398:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2707acb3534b41f622c3c0a3ea43ea809a4baf40666f82f35b1107a4feea6398
Status:
ERROR
Block height:
39963970
Block id:
505f68d97d091bd622eede7c2205f0da7836e402d90d359856a526f39bb10c9a
Timestamp:
Sunday 30 October 2022 at 03:20:36 UTC
()
Proposer:
Authorizers:
Gas used:
50