Flow price: --
a1b8882a3466043f1bda1675ed5ee75b24f0640c882ea1e2b2da6b04ad35fa93

Transaction

Hash: a1b8882a3466043f1bda1675ed5ee75b24f0640c882ea1e2b2da6b04ad35fa93
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a1b8882a3466043f1bda1675ed5ee75b24f0640c882ea1e2b2da6b04ad35fa93:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a1b8882a3466043f1bda1675ed5ee75b24f0640c882ea1e2b2da6b04ad35fa93
Status:
ERROR
Block height:
39759450
Block id:
f51b84901be027c0678112b664473748b02f310fa3d1a2571b01ea56a34b432d
Timestamp:
Wednesday 26 October 2022 at 17:14:56 UTC
()
Proposer:
Authorizers:
Gas used:
46