Flow price: --
54d59c7e0ee361324e7d46d31f22b80cfb5e6283194d250013f67d97fc02ebc5

Transaction

Hash: 54d59c7e0ee361324e7d46d31f22b80cfb5e6283194d250013f67d97fc02ebc5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 54d59c7e0ee361324e7d46d31f22b80cfb5e6283194d250013f67d97fc02ebc5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
54d59c7e0ee361324e7d46d31f22b80cfb5e6283194d250013f67d97fc02ebc5
Status:
ERROR
Block height:
39820083
Block id:
da8d48c83a87912558fe794c5db76eea57ad63ac8036d7d21ba13434d3c3d76e
Timestamp:
Thursday 27 October 2022 at 17:42:01 UTC
()
Proposer:
Authorizers:
Gas used:
49