Flow price: --
2a0b5052fb887b2c9d1681511db335d4cf51e55a0061aaf83de73c33f73fe112

Transaction

Hash: 2a0b5052fb887b2c9d1681511db335d4cf51e55a0061aaf83de73c33f73fe112
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2a0b5052fb887b2c9d1681511db335d4cf51e55a0061aaf83de73c33f73fe112:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2a0b5052fb887b2c9d1681511db335d4cf51e55a0061aaf83de73c33f73fe112
Status:
ERROR
Block height:
39965534
Block id:
98f84652107a3395cc118e284d461963456ac72a93e8d411db76e17f1d24e7b5
Timestamp:
Sunday 30 October 2022 at 03:58:12 UTC
()
Proposer:
Authorizers:
Gas used:
47