Flow price: --
599cd9d45b67f3928907a8216ed4d370bd8ac6d08935ed7bb13c9738ab642c48

Transaction

Hash: 599cd9d45b67f3928907a8216ed4d370bd8ac6d08935ed7bb13c9738ab642c48
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:
  --> 599cd9d45b67f3928907a8216ed4d370bd8ac6d08935ed7bb13c9738ab642c48:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
599cd9d45b67f3928907a8216ed4d370bd8ac6d08935ed7bb13c9738ab642c48
Status:
ERROR
Block height:
40656819
Block id:
dfdc24a239469b1cd950013855e6e458882bfda8745eb7de4fe71668fca29523
Timestamp:
Thursday 10 November 2022 at 18:26:29 UTC
()
Proposer:
Authorizers:
Gas used:
38