Flow price: --
99bcd614127f3379cd13c6e0e22758bd083cc99efdb3e7c6298d8ad709337807

Transaction

Hash: 99bcd614127f3379cd13c6e0e22758bd083cc99efdb3e7c6298d8ad709337807
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 99bcd614127f3379cd13c6e0e22758bd083cc99efdb3e7c6298d8ad709337807:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
99bcd614127f3379cd13c6e0e22758bd083cc99efdb3e7c6298d8ad709337807
Status:
ERROR
Block height:
39982489
Block id:
038a4819bddd20a1f398a0e2a66ad23d9a964604112fdb6262dc0283863dda10
Timestamp:
Sunday 30 October 2022 at 10:44:43 UTC
()
Proposer:
Authorizers:
Gas used:
50