Flow price: --
980771a05094f57ed519682487109563bfd9a5b23501b166d1600161be9f8594

Transaction

Hash: 980771a05094f57ed519682487109563bfd9a5b23501b166d1600161be9f8594
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 980771a05094f57ed519682487109563bfd9a5b23501b166d1600161be9f8594:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
980771a05094f57ed519682487109563bfd9a5b23501b166d1600161be9f8594
Status:
ERROR
Block height:
40152115
Block id:
cd393373f47e19b4f4e0aeb2a6b7f8a5df7fa5c4eb05cdd533c9e975aa7d73d7
Timestamp:
Wednesday 2 November 2022 at 07:06:07 UTC
()
Proposer:
Authorizers:
Gas used:
46