Flow price: --
44e9757c69cbbfe812e6311d97d36a05192f31239a74c7e8d238bdc8675df065

Transaction

Hash: 44e9757c69cbbfe812e6311d97d36a05192f31239a74c7e8d238bdc8675df065
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 44e9757c69cbbfe812e6311d97d36a05192f31239a74c7e8d238bdc8675df065:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
44e9757c69cbbfe812e6311d97d36a05192f31239a74c7e8d238bdc8675df065
Status:
ERROR
Block height:
40147291
Block id:
3629ce6ff26123c37849b4a0fb61de311bcb4e4ebd2b768835861ad7494ec569
Timestamp:
Wednesday 2 November 2022 at 05:08:17 UTC
()
Proposer:
Authorizers:
Gas used:
50