Flow price: --
f7c7198e5940bc59d93aa34d121f3592f742b414cece8e1e5b5df601f943ef3e

Transaction

Hash: f7c7198e5940bc59d93aa34d121f3592f742b414cece8e1e5b5df601f943ef3e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f7c7198e5940bc59d93aa34d121f3592f742b414cece8e1e5b5df601f943ef3e: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:
f7c7198e5940bc59d93aa34d121f3592f742b414cece8e1e5b5df601f943ef3e
Status:
ERROR
Block height:
40162514
Block id:
4e2342d3d88c0ee59733402c6ec2f0ca1a52b11888fd8d31028be3c0cf62ddee
Timestamp:
Wednesday 2 November 2022 at 11:19:47 UTC
()
Proposer:
Authorizers:
Gas used:
49