Flow price: --
8c4ab754f403f0139caf0458b358182d4e0ff19276452393e833540db8c21587

Transaction

Hash: 8c4ab754f403f0139caf0458b358182d4e0ff19276452393e833540db8c21587
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:
  --> 8c4ab754f403f0139caf0458b358182d4e0ff19276452393e833540db8c21587:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
8c4ab754f403f0139caf0458b358182d4e0ff19276452393e833540db8c21587
Status:
ERROR
Block height:
40706230
Block id:
59abecf4ffe39d1a7d10785860a09ca95e9e416c206e84f230b5537d240e6699
Timestamp:
Friday 11 November 2022 at 14:32:38 UTC
()
Proposer:
Authorizers:
Gas used:
23