Flow price: --
75e6a5dd9a731aa9eced48a2d1deec245c4de6305639a5d8dbbed04bb5aaa701

Transaction

Hash: 75e6a5dd9a731aa9eced48a2d1deec245c4de6305639a5d8dbbed04bb5aaa701
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 75e6a5dd9a731aa9eced48a2d1deec245c4de6305639a5d8dbbed04bb5aaa701:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
75e6a5dd9a731aa9eced48a2d1deec245c4de6305639a5d8dbbed04bb5aaa701
Status:
ERROR
Block height:
39873040
Block id:
5ad903dbb101a483438b2f40cfbcb06ff50f7cca7233e0e3283d9fa3032ce5cc
Timestamp:
Friday 28 October 2022 at 15:02:56 UTC
()
Proposer:
Authorizers:
Gas used:
46