Flow price: --
e1d64c16f47e6d2fb606945b9978f3d9a3c755a6812c7b723f0eb154143378b0

Transaction

Hash: e1d64c16f47e6d2fb606945b9978f3d9a3c755a6812c7b723f0eb154143378b0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e1d64c16f47e6d2fb606945b9978f3d9a3c755a6812c7b723f0eb154143378b0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e1d64c16f47e6d2fb606945b9978f3d9a3c755a6812c7b723f0eb154143378b0
Status:
ERROR
Block height:
40136480
Block id:
4838c6920949cc9c48777ca0989e29b8952d563dd33eb19a89e3407fb86cf7ef
Timestamp:
Wednesday 2 November 2022 at 00:44:57 UTC
()
Proposer:
Authorizers:
Gas used:
47