Flow price: --
8f255ea05c7ca287a13b2d6a904f29b801c5c710c28a4f47a77b414c45623b40

Transaction

Hash: 8f255ea05c7ca287a13b2d6a904f29b801c5c710c28a4f47a77b414c45623b40
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8f255ea05c7ca287a13b2d6a904f29b801c5c710c28a4f47a77b414c45623b40:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8f255ea05c7ca287a13b2d6a904f29b801c5c710c28a4f47a77b414c45623b40
Status:
ERROR
Block height:
40130003
Block id:
047742c7470eb195250f980e5a599292ff31f3447daaeff5e1edf30df3f5992a
Timestamp:
Tuesday 1 November 2022 at 22:06:44 UTC
()
Proposer:
Authorizers:
Gas used:
50