Flow price: --
bcacae8d70509c59716e3e53394aca964b7faa0935fddfcca3179efa5de5d2fc

Transaction

Hash: bcacae8d70509c59716e3e53394aca964b7faa0935fddfcca3179efa5de5d2fc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bcacae8d70509c59716e3e53394aca964b7faa0935fddfcca3179efa5de5d2fc: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:
bcacae8d70509c59716e3e53394aca964b7faa0935fddfcca3179efa5de5d2fc
Status:
ERROR
Block height:
39777803
Block id:
b32ff8cd76a87dd8e88c32a38c6d75d8af57fc968b87e61ee1d3d2c8f6e139b8
Timestamp:
Thursday 27 October 2022 at 00:38:26 UTC
()
Proposer:
Authorizers:
Gas used:
48