Flow price: --
d0adbbece799aeccb834ba2e41bd0a91c91c2e80a2180cd7d3e1f940ab0118cb

Transaction

Hash: d0adbbece799aeccb834ba2e41bd0a91c91c2e80a2180cd7d3e1f940ab0118cb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d0adbbece799aeccb834ba2e41bd0a91c91c2e80a2180cd7d3e1f940ab0118cb: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:
d0adbbece799aeccb834ba2e41bd0a91c91c2e80a2180cd7d3e1f940ab0118cb
Status:
ERROR
Block height:
39757083
Block id:
71c4f0c8033e436d27284a572c609813a3fd4f7ec0a15e613ef2776ce5afd71e
Timestamp:
Wednesday 26 October 2022 at 16:17:39 UTC
()
Proposer:
Authorizers:
Gas used:
50