Flow price: --
d7b78c96dafdbd9a48da055fcf17d7f78306262d444609ce09accb69be206159

Transaction

Hash: d7b78c96dafdbd9a48da055fcf17d7f78306262d444609ce09accb69be206159
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> d7b78c96dafdbd9a48da055fcf17d7f78306262d444609ce09accb69be206159:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
d7b78c96dafdbd9a48da055fcf17d7f78306262d444609ce09accb69be206159
Status:
ERROR
Block height:
40622741
Block id:
4439e63e6c03941c9b4f1f2208747a92f66319ea4a62da1d0e471be692d85b21
Timestamp:
Thursday 10 November 2022 at 04:30:48 UTC
()
Proposer:
Authorizers:
Gas used:
23