Flow price: --
c3204e946f8a94f4a2bbb364d0b6e44da7770e7903ace654cae140278392389e

Transaction

Hash: c3204e946f8a94f4a2bbb364d0b6e44da7770e7903ace654cae140278392389e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c3204e946f8a94f4a2bbb364d0b6e44da7770e7903ace654cae140278392389e: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:
c3204e946f8a94f4a2bbb364d0b6e44da7770e7903ace654cae140278392389e
Status:
ERROR
Block height:
40000131
Block id:
06e2e0cc3a4cfaf398b5c8bcd199825e67d27c78206dd0b35cca57b1a2b9c435
Timestamp:
Sunday 30 October 2022 at 17:49:19 UTC
()
Proposer:
Authorizers:
Gas used:
52