Flow price: --
4587fff37a4861e68a45e8322bb2847d905e722bc2faaac0192d60dace3b8d0e

Transaction

Hash: 4587fff37a4861e68a45e8322bb2847d905e722bc2faaac0192d60dace3b8d0e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4587fff37a4861e68a45e8322bb2847d905e722bc2faaac0192d60dace3b8d0e: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:
4587fff37a4861e68a45e8322bb2847d905e722bc2faaac0192d60dace3b8d0e
Status:
ERROR
Block height:
40042423
Block id:
e14153f118c339ac2163d0cb70237038770937e8629ea1b8dcc94bb957bbc9c8
Timestamp:
Monday 31 October 2022 at 10:42:49 UTC
()
Proposer:
Authorizers:
Gas used:
46