Flow price: --
5d79823f75bfa1c85616f74ef8660a92c1370191c14ffc173a97358751d87d1b

Transaction

Hash: 5d79823f75bfa1c85616f74ef8660a92c1370191c14ffc173a97358751d87d1b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5d79823f75bfa1c85616f74ef8660a92c1370191c14ffc173a97358751d87d1b: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:
5d79823f75bfa1c85616f74ef8660a92c1370191c14ffc173a97358751d87d1b
Status:
ERROR
Block height:
39981511
Block id:
46c1317ae721acd2dd525df135efbc9a2ca76ae778912b21389473f8ecf34595
Timestamp:
Sunday 30 October 2022 at 10:21:26 UTC
()
Proposer:
Authorizers:
Gas used:
48