Flow price: --
5fef6d9d5a2f59f3907782d4fcdf63e9886c39d2d86a1c3712a1b79b7bced11e

Transaction

Hash: 5fef6d9d5a2f59f3907782d4fcdf63e9886c39d2d86a1c3712a1b79b7bced11e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5fef6d9d5a2f59f3907782d4fcdf63e9886c39d2d86a1c3712a1b79b7bced11e: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:
5fef6d9d5a2f59f3907782d4fcdf63e9886c39d2d86a1c3712a1b79b7bced11e
Status:
ERROR
Block height:
39998222
Block id:
0d50fb2466b60b4c2232675173ed31e91762c15a144d24c301b3de7f09cdd7b5
Timestamp:
Sunday 30 October 2022 at 17:02:56 UTC
()
Proposer:
Authorizers:
Gas used:
48