Flow price: --
a942809519f3fddb4c8e216983b8c3da966336174886d22c36f63b2d212dff2a

Transaction

Hash: a942809519f3fddb4c8e216983b8c3da966336174886d22c36f63b2d212dff2a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a942809519f3fddb4c8e216983b8c3da966336174886d22c36f63b2d212dff2a: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:
a942809519f3fddb4c8e216983b8c3da966336174886d22c36f63b2d212dff2a
Status:
ERROR
Block height:
40150236
Block id:
100f77f16505188e3ec4e3a022ff41e7d8188376d415d5f15774521f98e21448
Timestamp:
Wednesday 2 November 2022 at 06:20:06 UTC
()
Proposer:
Authorizers:
Gas used:
47