Flow price: --
54894439bf7f501de3c4c848c6270d2f18a9eb7b9b9242f2e4f68173052c3e14

Transaction

Hash: 54894439bf7f501de3c4c848c6270d2f18a9eb7b9b9242f2e4f68173052c3e14
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 54894439bf7f501de3c4c848c6270d2f18a9eb7b9b9242f2e4f68173052c3e14:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
54894439bf7f501de3c4c848c6270d2f18a9eb7b9b9242f2e4f68173052c3e14
Status:
ERROR
Block height:
40096027
Block id:
7f91ef03014cf193752af5ed9f29f794a3b9fbbf9ec312bc49e7a83fa46ca823
Timestamp:
Tuesday 1 November 2022 at 08:18:44 UTC
()
Proposer:
Authorizers:
Gas used:
47