Flow price: --
6f1da1d9a1560d6e38b5e4490fb2cc1708b9298fa5eda7cc362347fa3390a263

Transaction

Hash: 6f1da1d9a1560d6e38b5e4490fb2cc1708b9298fa5eda7cc362347fa3390a263
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6f1da1d9a1560d6e38b5e4490fb2cc1708b9298fa5eda7cc362347fa3390a263:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6f1da1d9a1560d6e38b5e4490fb2cc1708b9298fa5eda7cc362347fa3390a263
Status:
ERROR
Block height:
40020308
Block id:
6c6104403627af957657c46fb5e13ea3a893e7c42824762b31492b02263e4410
Timestamp:
Monday 31 October 2022 at 01:49:45 UTC
()
Proposer:
Authorizers:
Gas used:
48