Flow price: --
7658442a84d35f3643e3aa77fed444877e563a5a3418d8ed2880f86c8b2a2dbf

Transaction

Hash: 7658442a84d35f3643e3aa77fed444877e563a5a3418d8ed2880f86c8b2a2dbf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7658442a84d35f3643e3aa77fed444877e563a5a3418d8ed2880f86c8b2a2dbf: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:
7658442a84d35f3643e3aa77fed444877e563a5a3418d8ed2880f86c8b2a2dbf
Status:
ERROR
Block height:
39972001
Block id:
95667bc59ea7281bec0c45ced0c2d470a1406b9a0e2389f74fde997201d8a44c
Timestamp:
Sunday 30 October 2022 at 06:33:48 UTC
()
Proposer:
Authorizers:
Gas used:
48