Flow price: --
bd234a01ea558a85fe4948175d46e7c4311a7d6cba44ca7f1acfd3af38196ac9

Transaction

Hash: bd234a01ea558a85fe4948175d46e7c4311a7d6cba44ca7f1acfd3af38196ac9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bd234a01ea558a85fe4948175d46e7c4311a7d6cba44ca7f1acfd3af38196ac9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bd234a01ea558a85fe4948175d46e7c4311a7d6cba44ca7f1acfd3af38196ac9
Status:
ERROR
Block height:
40124358
Block id:
bf3af437668bd51019e9c71303e8f44ab1d9b52dc256d2811f17423c96efeacd
Timestamp:
Tuesday 1 November 2022 at 19:47:24 UTC
()
Proposer:
Authorizers:
Gas used:
50