Flow price: --
89a5a8d6270c869e8a6f110c3c39d67f6c94e6890fe540211b06e875c6e5d63f

Transaction

Hash: 89a5a8d6270c869e8a6f110c3c39d67f6c94e6890fe540211b06e875c6e5d63f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 89a5a8d6270c869e8a6f110c3c39d67f6c94e6890fe540211b06e875c6e5d63f: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:
89a5a8d6270c869e8a6f110c3c39d67f6c94e6890fe540211b06e875c6e5d63f
Status:
ERROR
Block height:
39868991
Block id:
7065b283c0e104f3dfa8a301524c2ac3124985b0e131b114ae25da52f26abcf5
Timestamp:
Friday 28 October 2022 at 13:25:34 UTC
()
Proposer:
Authorizers:
Gas used:
49