Flow price: --
8c516a00bc6300326d33041b2214b2cebb69d17a1c93ed7b7c6817b21306fb20

Transaction

Hash: 8c516a00bc6300326d33041b2214b2cebb69d17a1c93ed7b7c6817b21306fb20
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8c516a00bc6300326d33041b2214b2cebb69d17a1c93ed7b7c6817b21306fb20:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8c516a00bc6300326d33041b2214b2cebb69d17a1c93ed7b7c6817b21306fb20
Status:
ERROR
Block height:
40096047
Block id:
38009186784c2d01cb939b768415760e5cc1088e2a89caa17ac1c45d14654435
Timestamp:
Tuesday 1 November 2022 at 08:19:12 UTC
()
Proposer:
Authorizers:
Gas used:
46