Flow price: --
f677be363e60f8a1a95fb9a8e6048bf4451953c7c0da742f1579dda77861bbe4

Transaction

Hash: f677be363e60f8a1a95fb9a8e6048bf4451953c7c0da742f1579dda77861bbe4
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:
  --> f677be363e60f8a1a95fb9a8e6048bf4451953c7c0da742f1579dda77861bbe4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f677be363e60f8a1a95fb9a8e6048bf4451953c7c0da742f1579dda77861bbe4
Status:
ERROR
Block height:
40782724
Block id:
a8672f0b0326380710a56a71cd3048907caeb3ae7d35b5ec443aadeefc11daa9
Timestamp:
Saturday 12 November 2022 at 21:21:39 UTC
()
Proposer:
Authorizers:
Gas used:
25