Flow price: --
7401dcadfb9193e4d4051c960d060a71c65f47333e7fea6763a7070a3a1e001a

Transaction

Hash: 7401dcadfb9193e4d4051c960d060a71c65f47333e7fea6763a7070a3a1e001a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7401dcadfb9193e4d4051c960d060a71c65f47333e7fea6763a7070a3a1e001a: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:
7401dcadfb9193e4d4051c960d060a71c65f47333e7fea6763a7070a3a1e001a
Status:
ERROR
Block height:
39970257
Block id:
103c7b252589c243c8eed43ec9b1e945bd1ffe0dbe120a10b37d1858e77912a4
Timestamp:
Sunday 30 October 2022 at 05:51:35 UTC
()
Proposer:
Authorizers:
Gas used:
49