Flow price: --
d5d541d4477ba3d1c73faedb6f1e42f8253d58eb91da696f5edde931282a493e

Transaction

Hash: d5d541d4477ba3d1c73faedb6f1e42f8253d58eb91da696f5edde931282a493e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d5d541d4477ba3d1c73faedb6f1e42f8253d58eb91da696f5edde931282a493e: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:
d5d541d4477ba3d1c73faedb6f1e42f8253d58eb91da696f5edde931282a493e
Status:
ERROR
Block height:
39980450
Block id:
ebeacafdff34fa02495bbbaf34d9cc7de8f6da93e0cbd870e93dbc7dcfc0f80f
Timestamp:
Sunday 30 October 2022 at 09:56:22 UTC
()
Proposer:
Authorizers:
Gas used:
50