Flow price: --
b86f11c3b0b3561560ab18c8f5eee0b0a0344fc7b62705b80183c589707dc317

Transaction

Hash: b86f11c3b0b3561560ab18c8f5eee0b0a0344fc7b62705b80183c589707dc317
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:
  --> b86f11c3b0b3561560ab18c8f5eee0b0a0344fc7b62705b80183c589707dc317:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b86f11c3b0b3561560ab18c8f5eee0b0a0344fc7b62705b80183c589707dc317
Status:
ERROR
Block height:
40661764
Block id:
41962067f158fc7c4927851389bcb1f156e8010b52af806420321c1f0fc98f2f
Timestamp:
Thursday 10 November 2022 at 20:27:17 UTC
()
Proposer:
Authorizers:
Gas used:
25