Flow price: --
bcc545e51e5c53b8b1450a5d360ad7a1317a87b6e113e5de1e44efc2cadf836a

Transaction

Hash: bcc545e51e5c53b8b1450a5d360ad7a1317a87b6e113e5de1e44efc2cadf836a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bcc545e51e5c53b8b1450a5d360ad7a1317a87b6e113e5de1e44efc2cadf836a: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:
bcc545e51e5c53b8b1450a5d360ad7a1317a87b6e113e5de1e44efc2cadf836a
Status:
ERROR
Block height:
39741409
Block id:
f35c3d5231b545f98c759b430097ef64c92af79daf0ba98f5f718b4cea97cbe7
Timestamp:
Wednesday 26 October 2022 at 09:58:41 UTC
()
Proposer:
Authorizers:
Gas used:
47