Flow price: --
b5832cbcce5e5a085c30219ed953f7f8e0f37d97bd87be97f1f69dcf535fa6b4

Transaction

Hash: b5832cbcce5e5a085c30219ed953f7f8e0f37d97bd87be97f1f69dcf535fa6b4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b5832cbcce5e5a085c30219ed953f7f8e0f37d97bd87be97f1f69dcf535fa6b4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b5832cbcce5e5a085c30219ed953f7f8e0f37d97bd87be97f1f69dcf535fa6b4
Status:
ERROR
Block height:
39972212
Block id:
3c54a610f9f9120882154f47dbc9ad8f1d8b75c85ca2a93637c1ab47715ca8e2
Timestamp:
Sunday 30 October 2022 at 06:38:47 UTC
()
Proposer:
Authorizers:
Gas used:
50