Flow price: --
9b2a4029b595f01d39c70fe20ff727281826c09c05936d12d3044aad4a45c2e7

Transaction

Hash: 9b2a4029b595f01d39c70fe20ff727281826c09c05936d12d3044aad4a45c2e7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9b2a4029b595f01d39c70fe20ff727281826c09c05936d12d3044aad4a45c2e7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9b2a4029b595f01d39c70fe20ff727281826c09c05936d12d3044aad4a45c2e7
Status:
ERROR
Block height:
40032995
Block id:
8b37700805dd1b88d7c13d45c82fb216d36b53b03c4471cf8092c12fa9a2adcc
Timestamp:
Monday 31 October 2022 at 06:55:53 UTC
()
Proposer:
Authorizers:
Gas used:
49