Flow price: --
4644e39b19f833dc0fa02cf2cca5c40ce4e48d8d95c026b70f743a013e3517ca

Transaction

Hash: 4644e39b19f833dc0fa02cf2cca5c40ce4e48d8d95c026b70f743a013e3517ca
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:
  --> 4644e39b19f833dc0fa02cf2cca5c40ce4e48d8d95c026b70f743a013e3517ca: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:
4644e39b19f833dc0fa02cf2cca5c40ce4e48d8d95c026b70f743a013e3517ca
Status:
ERROR
Block height:
40667498
Block id:
dfa45cb8eadfcd4a9315c58d7a6241d1f685b3b5909cd9dd1017e9ffb5ce048a
Timestamp:
Thursday 10 November 2022 at 22:45:21 UTC
()
Proposer:
Authorizers:
Gas used:
25