Flow price: --
973ff44209c473c40206f5e4176deb2230b6aab68b2747b782c6b811971b3004

Transaction

Hash: 973ff44209c473c40206f5e4176deb2230b6aab68b2747b782c6b811971b3004
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:
  --> 973ff44209c473c40206f5e4176deb2230b6aab68b2747b782c6b811971b3004:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
973ff44209c473c40206f5e4176deb2230b6aab68b2747b782c6b811971b3004
Status:
ERROR
Block height:
40482814
Block id:
47f7dd838a1499c7d53cab7aa071b4251aa2aa80958ed96eaa1565baf4172b82
Timestamp:
Monday 7 November 2022 at 20:16:53 UTC
()
Proposer:
Authorizers:
Gas used:
28