Flow price: --
84605c00fc09a5ce57e253e9b60cc094ea638cc77334196bad7c8e29e78c570d

Transaction

Hash: 84605c00fc09a5ce57e253e9b60cc094ea638cc77334196bad7c8e29e78c570d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 84605c00fc09a5ce57e253e9b60cc094ea638cc77334196bad7c8e29e78c570d: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:
84605c00fc09a5ce57e253e9b60cc094ea638cc77334196bad7c8e29e78c570d
Status:
ERROR
Block height:
40169798
Block id:
811f9c35979d7716f0a32abe6ebe9971cbf6c2c6889aa9d4b7c021e13a9f810c
Timestamp:
Wednesday 2 November 2022 at 14:15:43 UTC
()
Proposer:
Authorizers:
Gas used:
46