Flow price: --
02b713580c86b68a444af485c70d0294ac181cdb82f9ef89a0fba38747b68741

Transaction

Hash: 02b713580c86b68a444af485c70d0294ac181cdb82f9ef89a0fba38747b68741
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 02b713580c86b68a444af485c70d0294ac181cdb82f9ef89a0fba38747b68741:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
02b713580c86b68a444af485c70d0294ac181cdb82f9ef89a0fba38747b68741
Status:
ERROR
Block height:
39972001
Block id:
95667bc59ea7281bec0c45ced0c2d470a1406b9a0e2389f74fde997201d8a44c
Timestamp:
Sunday 30 October 2022 at 06:33:48 UTC
()
Proposer:
Authorizers:
Gas used:
49