Flow price: --
4c0131c3938061049dd84ae88fe7902ccbb9a3d3a5a6b21a7e8c3408141cd468

Transaction

Hash: 4c0131c3938061049dd84ae88fe7902ccbb9a3d3a5a6b21a7e8c3408141cd468
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4c0131c3938061049dd84ae88fe7902ccbb9a3d3a5a6b21a7e8c3408141cd468:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4c0131c3938061049dd84ae88fe7902ccbb9a3d3a5a6b21a7e8c3408141cd468
Status:
ERROR
Block height:
39751673
Block id:
800628bf15dd38b35c6b97a92bf5132499ca8979fb97b031455210e3ed41385d
Timestamp:
Wednesday 26 October 2022 at 14:07:06 UTC
()
Proposer:
Authorizers:
Gas used:
47